Home / 118,595.14-177,951.16-55,419.62

Finding the Fourth Proportional to 118,595.14, 177,951.16 and 55,419.62

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Solution

The fourth proportional to 118,595.14, 177,951.16 and 55,419.62 is: 83,156.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,595.14 : 177,951.16 = 55,419.62 : x
  2. Step 2: Convert to fraction form
    118,595.14/177,951.16 = 55,419.62/x
  3. Step 3: Cross multiply
    118,595.14x = 177,951.16 × 55,419.62
  4. Step 4: Simplify right side
    118,595.14x = 9,861,985,665.76
  5. Step 5: Solve for x
    x = 9,861,985,665.76/118,595.14
  6. Step 6: Final answer
    x = 83,156.74

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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.