Home / 118,115.55-176,634.68-88,150.95

Finding the Fourth Proportional to 118,115.55, 176,634.68 and 88,150.95

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Solution

The fourth proportional to 118,115.55, 176,634.68 and 88,150.95 is: 131,824.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,115.55 : 176,634.68 = 88,150.95 : x
  2. Step 2: Convert to fraction form
    118,115.55/176,634.68 = 88,150.95/x
  3. Step 3: Cross multiply
    118,115.55x = 176,634.68 × 88,150.95
  4. Step 4: Simplify right side
    118,115.55x = 15,570,514,404.19
  5. Step 5: Solve for x
    x = 15,570,514,404.19/118,115.55
  6. Step 6: Final answer
    x = 131,824.42

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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.