Home / 154,614.03-231,404.28-88,036.29

Finding the Fourth Proportional to 154,614.03, 231,404.28 and 88,036.29

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Solution

The fourth proportional to 154,614.03, 231,404.28 and 88,036.29 is: 131,760.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,614.03 : 231,404.28 = 88,036.29 : x
  2. Step 2: Convert to fraction form
    154,614.03/231,404.28 = 88,036.29/x
  3. Step 3: Cross multiply
    154,614.03x = 231,404.28 × 88,036.29
  4. Step 4: Simplify right side
    154,614.03x = 20,371,974,301.32
  5. Step 5: Solve for x
    x = 20,371,974,301.32/154,614.03
  6. Step 6: Final answer
    x = 131,760.19

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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.