Home / 154,514.28-231,807.37-47,892.58

Finding the Fourth Proportional to 154,514.28, 231,807.37 and 47,892.58

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Solution

The fourth proportional to 154,514.28, 231,807.37 and 47,892.58 is: 71,850.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,514.28 : 231,807.37 = 47,892.58 : x
  2. Step 2: Convert to fraction form
    154,514.28/231,807.37 = 47,892.58/x
  3. Step 3: Cross multiply
    154,514.28x = 231,807.37 × 47,892.58
  4. Step 4: Simplify right side
    154,514.28x = 11,101,853,706.78
  5. Step 5: Solve for x
    x = 11,101,853,706.78/154,514.28
  6. Step 6: Final answer
    x = 71,850.02

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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.