Home / 118,414.04-177,691.08-43,586.72

Finding the Fourth Proportional to 118,414.04, 177,691.08 and 43,586.72

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Solution

The fourth proportional to 118,414.04, 177,691.08 and 43,586.72 is: 65,405.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,414.04 : 177,691.08 = 43,586.72 : x
  2. Step 2: Convert to fraction form
    118,414.04/177,691.08 = 43,586.72/x
  3. Step 3: Cross multiply
    118,414.04x = 177,691.08 × 43,586.72
  4. Step 4: Simplify right side
    118,414.04x = 7,744,971,350.46
  5. Step 5: Solve for x
    x = 7,744,971,350.46/118,414.04
  6. Step 6: Final answer
    x = 65,405.85

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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.