Home / 118,789.20-178,085.16-62,597.88

Finding the Fourth Proportional to 118,789.20, 178,085.16 and 62,597.88

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Solution

The fourth proportional to 118,789.20, 178,085.16 and 62,597.88 is: 93,844.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,789.20 : 178,085.16 = 62,597.88 : x
  2. Step 2: Convert to fraction form
    118,789.20/178,085.16 = 62,597.88/x
  3. Step 3: Cross multiply
    118,789.20x = 178,085.16 × 62,597.88
  4. Step 4: Simplify right side
    118,789.20x = 11,147,753,475.46
  5. Step 5: Solve for x
    x = 11,147,753,475.46/118,789.20
  6. Step 6: Final answer
    x = 93,844.84

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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.