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Finding the Fourth Proportional to 62,962.96, 86,887.86 and 36,104.80

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Solution

The fourth proportional to 62,962.96, 86,887.86 and 36,104.80 is: 49,824.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,962.96 : 86,887.86 = 36,104.80 : x
  2. Step 2: Convert to fraction form
    62,962.96/86,887.86 = 36,104.80/x
  3. Step 3: Cross multiply
    62,962.96x = 86,887.86 × 36,104.80
  4. Step 4: Simplify right side
    62,962.96x = 3,137,068,807.73
  5. Step 5: Solve for x
    x = 3,137,068,807.73/62,962.96
  6. Step 6: Final answer
    x = 49,824.04

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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.