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Finding the Fourth Proportional to 57,599.50, 86,404.20 and 16,046.50

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Solution

The fourth proportional to 57,599.50, 86,404.20 and 16,046.50 is: 24,071.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,599.50 : 86,404.20 = 16,046.50 : x
  2. Step 2: Convert to fraction form
    57,599.50/86,404.20 = 16,046.50/x
  3. Step 3: Cross multiply
    57,599.50x = 86,404.20 × 16,046.50
  4. Step 4: Simplify right side
    57,599.50x = 1,386,484,995.30
  5. Step 5: Solve for x
    x = 1,386,484,995.30/57,599.50
  6. Step 6: Final answer
    x = 24,071.13

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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.