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Finding the Fourth Proportional to 104,553.76, 156,699.36 and 62,464.92

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Solution

The fourth proportional to 104,553.76, 156,699.36 and 62,464.92 is: 93,618.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,553.76 : 156,699.36 = 62,464.92 : x
  2. Step 2: Convert to fraction form
    104,553.76/156,699.36 = 62,464.92/x
  3. Step 3: Cross multiply
    104,553.76x = 156,699.36 × 62,464.92
  4. Step 4: Simplify right side
    104,553.76x = 9,788,212,986.45
  5. Step 5: Solve for x
    x = 9,788,212,986.45/104,553.76
  6. Step 6: Final answer
    x = 93,618.95

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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.