Home / 57,976.64-86,989.72-24,712.38

Finding the Fourth Proportional to 57,976.64, 86,989.72 and 24,712.38

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Solution

The fourth proportional to 57,976.64, 86,989.72 and 24,712.38 is: 37,079.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,976.64 : 86,989.72 = 24,712.38 : x
  2. Step 2: Convert to fraction form
    57,976.64/86,989.72 = 24,712.38/x
  3. Step 3: Cross multiply
    57,976.64x = 86,989.72 × 24,712.38
  4. Step 4: Simplify right side
    57,976.64x = 2,149,723,016.73
  5. Step 5: Solve for x
    x = 2,149,723,016.73/57,976.64
  6. Step 6: Final answer
    x = 37,079.12

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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.