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Finding the Fourth Proportional to 63,962.83, 88,304.85 and 42,489.39

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Solution

The fourth proportional to 63,962.83, 88,304.85 and 42,489.39 is: 58,659.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,962.83 : 88,304.85 = 42,489.39 : x
  2. Step 2: Convert to fraction form
    63,962.83/88,304.85 = 42,489.39/x
  3. Step 3: Cross multiply
    63,962.83x = 88,304.85 × 42,489.39
  4. Step 4: Simplify right side
    63,962.83x = 3,752,019,541.68
  5. Step 5: Solve for x
    x = 3,752,019,541.68/63,962.83
  6. Step 6: Final answer
    x = 58,659.37

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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.