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Finding the Fourth Proportional to 41,998.84, 57,958.50 and 23,136.28

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Solution

The fourth proportional to 41,998.84, 57,958.50 and 23,136.28 is: 31,928.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,998.84 : 57,958.50 = 23,136.28 : x
  2. Step 2: Convert to fraction form
    41,998.84/57,958.50 = 23,136.28/x
  3. Step 3: Cross multiply
    41,998.84x = 57,958.50 × 23,136.28
  4. Step 4: Simplify right side
    41,998.84x = 1,340,944,084.38
  5. Step 5: Solve for x
    x = 1,340,944,084.38/41,998.84
  6. Step 6: Final answer
    x = 31,928.12

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Half scale
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Double scale
Find fourth proportional to 41,999.84, 57,959.88 and 23,137.28
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.