Home / 50,633.04-69,266.32-50,419.80

Finding the Fourth Proportional to 50,633.04, 69,266.32 and 50,419.80

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Solution

The fourth proportional to 50,633.04, 69,266.32 and 50,419.80 is: 68,974.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,633.04 : 69,266.32 = 50,419.80 : x
  2. Step 2: Convert to fraction form
    50,633.04/69,266.32 = 50,419.80/x
  3. Step 3: Cross multiply
    50,633.04x = 69,266.32 × 50,419.80
  4. Step 4: Simplify right side
    50,633.04x = 3,492,394,001.14
  5. Step 5: Solve for x
    x = 3,492,394,001.14/50,633.04
  6. Step 6: Final answer
    x = 68,974.61

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.