Home / 83,472.84-125,169.66-48,423.24

Finding the Fourth Proportional to 83,472.84, 125,169.66 and 48,423.24

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Solution

The fourth proportional to 83,472.84, 125,169.66 and 48,423.24 is: 72,611.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,472.84 : 125,169.66 = 48,423.24 : x
  2. Step 2: Convert to fraction form
    83,472.84/125,169.66 = 48,423.24/x
  3. Step 3: Cross multiply
    83,472.84x = 125,169.66 × 48,423.24
  4. Step 4: Simplify right side
    83,472.84x = 6,061,120,486.90
  5. Step 5: Solve for x
    x = 6,061,120,486.90/83,472.84
  6. Step 6: Final answer
    x = 72,611.89

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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.