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Finding the Fourth Proportional to 67,736.60, 101,502.86 and 60,354.28

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Solution

The fourth proportional to 67,736.60, 101,502.86 and 60,354.28 is: 90,440.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,736.60 : 101,502.86 = 60,354.28 : x
  2. Step 2: Convert to fraction form
    67,736.60/101,502.86 = 60,354.28/x
  3. Step 3: Cross multiply
    67,736.60x = 101,502.86 × 60,354.28
  4. Step 4: Simplify right side
    67,736.60x = 6,126,132,033.24
  5. Step 5: Solve for x
    x = 6,126,132,033.24/67,736.60
  6. Step 6: Final answer
    x = 90,440.50

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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.