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Finding the Fourth Proportional to 63,801.92, 88,028.88 and 38,301.44

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Solution

The fourth proportional to 63,801.92, 88,028.88 and 38,301.44 is: 52,845.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,801.92 : 88,028.88 = 38,301.44 : x
  2. Step 2: Convert to fraction form
    63,801.92/88,028.88 = 38,301.44/x
  3. Step 3: Cross multiply
    63,801.92x = 88,028.88 × 38,301.44
  4. Step 4: Simplify right side
    63,801.92x = 3,371,632,865.59
  5. Step 5: Solve for x
    x = 3,371,632,865.59/63,801.92
  6. Step 6: Final answer
    x = 52,845.32

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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.