Home / 129,514.17-194,282.19-36,019.92

Finding the Fourth Proportional to 129,514.17, 194,282.19 and 36,019.92

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Solution

The fourth proportional to 129,514.17, 194,282.19 and 36,019.92 is: 54,032.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,514.17 : 194,282.19 = 36,019.92 : x
  2. Step 2: Convert to fraction form
    129,514.17/194,282.19 = 36,019.92/x
  3. Step 3: Cross multiply
    129,514.17x = 194,282.19 × 36,019.92
  4. Step 4: Simplify right side
    129,514.17x = 6,998,028,941.22
  5. Step 5: Solve for x
    x = 6,998,028,941.22/129,514.17
  6. Step 6: Final answer
    x = 54,032.92

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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.