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Finding the Fourth Proportional to 45,642.33, 68,351.68 and 37,696.23

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Solution

The fourth proportional to 45,642.33, 68,351.68 and 37,696.23 is: 56,452.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,642.33 : 68,351.68 = 37,696.23 : x
  2. Step 2: Convert to fraction form
    45,642.33/68,351.68 = 37,696.23/x
  3. Step 3: Cross multiply
    45,642.33x = 68,351.68 × 37,696.23
  4. Step 4: Simplify right side
    45,642.33x = 2,576,600,650.17
  5. Step 5: Solve for x
    x = 2,576,600,650.17/45,642.33
  6. Step 6: Final answer
    x = 56,452.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.