Home / 154,624.17-231,943.25-42,301.88

Finding the Fourth Proportional to 154,624.17, 231,943.25 and 42,301.88

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Solution

The fourth proportional to 154,624.17, 231,943.25 and 42,301.88 is: 63,454.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,624.17 : 231,943.25 = 42,301.88 : x
  2. Step 2: Convert to fraction form
    154,624.17/231,943.25 = 42,301.88/x
  3. Step 3: Cross multiply
    154,624.17x = 231,943.25 × 42,301.88
  4. Step 4: Simplify right side
    154,624.17x = 9,811,635,528.31
  5. Step 5: Solve for x
    x = 9,811,635,528.31/154,624.17
  6. Step 6: Final answer
    x = 63,454.73

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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.