Home / 129,502.12-194,255.70-36,006.52

Finding the Fourth Proportional to 129,502.12, 194,255.70 and 36,006.52

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Solution

The fourth proportional to 129,502.12, 194,255.70 and 36,006.52 is: 54,010.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,502.12 : 194,255.70 = 36,006.52 : x
  2. Step 2: Convert to fraction form
    129,502.12/194,255.70 = 36,006.52/x
  3. Step 3: Cross multiply
    129,502.12x = 194,255.70 × 36,006.52
  4. Step 4: Simplify right side
    129,502.12x = 6,994,471,747.16
  5. Step 5: Solve for x
    x = 6,994,471,747.16/129,502.12
  6. Step 6: Final answer
    x = 54,010.48

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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.