Home / 124,983.57-187,475.36-31,496.61

Finding the Fourth Proportional to 124,983.57, 187,475.36 and 31,496.61

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Solution

The fourth proportional to 124,983.57, 187,475.36 and 31,496.61 is: 47,244.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,983.57 : 187,475.36 = 31,496.61 : x
  2. Step 2: Convert to fraction form
    124,983.57/187,475.36 = 31,496.61/x
  3. Step 3: Cross multiply
    124,983.57x = 187,475.36 × 31,496.61
  4. Step 4: Simplify right side
    124,983.57x = 5,904,838,141.05
  5. Step 5: Solve for x
    x = 5,904,838,141.05/124,983.57
  6. Step 6: Final answer
    x = 47,244.92

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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.