Home / 83,207.14-114,812.58-47,397.85

Finding the Fourth Proportional to 83,207.14, 114,812.58 and 47,397.85

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Solution

The fourth proportional to 83,207.14, 114,812.58 and 47,397.85 is: 65,401.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,207.14 : 114,812.58 = 47,397.85 : x
  2. Step 2: Convert to fraction form
    83,207.14/114,812.58 = 47,397.85/x
  3. Step 3: Cross multiply
    83,207.14x = 114,812.58 × 47,397.85
  4. Step 4: Simplify right side
    83,207.14x = 5,441,869,444.95
  5. Step 5: Solve for x
    x = 5,441,869,444.95/83,207.14
  6. Step 6: Final answer
    x = 65,401.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.