Home / 129,614.60-194,203.20-62,911.10

Finding the Fourth Proportional to 129,614.60, 194,203.20 and 62,911.10

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Solution

The fourth proportional to 129,614.60, 194,203.20 and 62,911.10 is: 94,260.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,614.60 : 194,203.20 = 62,911.10 : x
  2. Step 2: Convert to fraction form
    129,614.60/194,203.20 = 62,911.10/x
  3. Step 3: Cross multiply
    129,614.60x = 194,203.20 × 62,911.10
  4. Step 4: Simplify right side
    129,614.60x = 12,217,536,935.52
  5. Step 5: Solve for x
    x = 12,217,536,935.52/129,614.60
  6. Step 6: Final answer
    x = 94,260.50

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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.