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Finding the Fourth Proportional to 57,730.64, 86,605.02 and 24,450.89

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Solution

The fourth proportional to 57,730.64, 86,605.02 and 24,450.89 is: 36,680.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,730.64 : 86,605.02 = 24,450.89 : x
  2. Step 2: Convert to fraction form
    57,730.64/86,605.02 = 24,450.89/x
  3. Step 3: Cross multiply
    57,730.64x = 86,605.02 × 24,450.89
  4. Step 4: Simplify right side
    57,730.64x = 2,117,569,384.44
  5. Step 5: Solve for x
    x = 2,117,569,384.44/57,730.64
  6. Step 6: Final answer
    x = 36,680.17

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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.