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Finding the Fourth Proportional to 57,807.52, 86,723.36 and 32,859.04

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Solution

The fourth proportional to 57,807.52, 86,723.36 and 32,859.04 is: 49,295.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,807.52 : 86,723.36 = 32,859.04 : x
  2. Step 2: Convert to fraction form
    57,807.52/86,723.36 = 32,859.04/x
  3. Step 3: Cross multiply
    57,807.52x = 86,723.36 × 32,859.04
  4. Step 4: Simplify right side
    57,807.52x = 2,849,646,355.17
  5. Step 5: Solve for x
    x = 2,849,646,355.17/57,807.52
  6. Step 6: Final answer
    x = 49,295.43

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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.