Home / 129,582.85-194,377.35-34,813.15

Finding the Fourth Proportional to 129,582.85, 194,377.35 and 34,813.15

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Solution

The fourth proportional to 129,582.85, 194,377.35 and 34,813.15 is: 52,220.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,582.85 : 194,377.35 = 34,813.15 : x
  2. Step 2: Convert to fraction form
    129,582.85/194,377.35 = 34,813.15/x
  3. Step 3: Cross multiply
    129,582.85x = 194,377.35 × 34,813.15
  4. Step 4: Simplify right side
    129,582.85x = 6,766,887,842.15
  5. Step 5: Solve for x
    x = 6,766,887,842.15/129,582.85
  6. Step 6: Final answer
    x = 52,220.55

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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.