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Finding the Fourth Proportional to 104,519.52, 156,746.16 and 34,382.52

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Solution

The fourth proportional to 104,519.52, 156,746.16 and 34,382.52 is: 51,562.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,519.52 : 156,746.16 = 34,382.52 : x
  2. Step 2: Convert to fraction form
    104,519.52/156,746.16 = 34,382.52/x
  3. Step 3: Cross multiply
    104,519.52x = 156,746.16 × 34,382.52
  4. Step 4: Simplify right side
    104,519.52x = 5,389,327,981.12
  5. Step 5: Solve for x
    x = 5,389,327,981.12/104,519.52
  6. Step 6: Final answer
    x = 51,562.88

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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.