Home / 57,639.57-86,473.92-16,086.57

Finding the Fourth Proportional to 57,639.57, 86,473.92 and 16,086.57

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Solution

The fourth proportional to 57,639.57, 86,473.92 and 16,086.57 is: 24,133.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,639.57 : 86,473.92 = 16,086.57 : x
  2. Step 2: Convert to fraction form
    57,639.57/86,473.92 = 16,086.57/x
  3. Step 3: Cross multiply
    57,639.57x = 86,473.92 × 16,086.57
  4. Step 4: Simplify right side
    57,639.57x = 1,391,068,767.25
  5. Step 5: Solve for x
    x = 1,391,068,767.25/57,639.57
  6. Step 6: Final answer
    x = 24,133.92

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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.