Home / 187,514.29-281,337.24-54,402.53

Finding the Fourth Proportional to 187,514.29, 281,337.24 and 54,402.53

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Solution

The fourth proportional to 187,514.29, 281,337.24 and 54,402.53 is: 81,622.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,514.29 : 281,337.24 = 54,402.53 : x
  2. Step 2: Convert to fraction form
    187,514.29/281,337.24 = 54,402.53/x
  3. Step 3: Cross multiply
    187,514.29x = 281,337.24 × 54,402.53
  4. Step 4: Simplify right side
    187,514.29x = 15,305,457,639.22
  5. Step 5: Solve for x
    x = 15,305,457,639.22/187,514.29
  6. Step 6: Final answer
    x = 81,622.89

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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.