Home / 124,983.32-187,494.40-40,723.88

Finding the Fourth Proportional to 124,983.32, 187,494.40 and 40,723.88

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Solution

The fourth proportional to 124,983.32, 187,494.40 and 40,723.88 is: 61,092.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,983.32 : 187,494.40 = 40,723.88 : x
  2. Step 2: Convert to fraction form
    124,983.32/187,494.40 = 40,723.88/x
  3. Step 3: Cross multiply
    124,983.32x = 187,494.40 × 40,723.88
  4. Step 4: Simplify right side
    124,983.32x = 7,635,499,446.27
  5. Step 5: Solve for x
    x = 7,635,499,446.27/124,983.32
  6. Step 6: Final answer
    x = 61,092.15

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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.