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Finding the Fourth Proportional to 176,357.60, 243,375.20 and 95,785.88

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Solution

The fourth proportional to 176,357.60, 243,375.20 and 95,785.88 is: 132,185.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,357.60 : 243,375.20 = 95,785.88 : x
  2. Step 2: Convert to fraction form
    176,357.60/243,375.20 = 95,785.88/x
  3. Step 3: Cross multiply
    176,357.60x = 243,375.20 × 95,785.88
  4. Step 4: Simplify right side
    176,357.60x = 23,311,907,702.18
  5. Step 5: Solve for x
    x = 23,311,907,702.18/176,357.60
  6. Step 6: Final answer
    x = 132,185.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.