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Finding the Fourth Proportional to 235,500.80, 353,121.60 and 95,100.80

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Solution

The fourth proportional to 235,500.80, 353,121.60 and 95,100.80 is: 142,598.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,500.80 : 353,121.60 = 95,100.80 : x
  2. Step 2: Convert to fraction form
    235,500.80/353,121.60 = 95,100.80/x
  3. Step 3: Cross multiply
    235,500.80x = 353,121.60 × 95,100.80
  4. Step 4: Simplify right side
    235,500.80x = 33,582,146,657.28
  5. Step 5: Solve for x
    x = 33,582,146,657.28/235,500.80
  6. Step 6: Final answer
    x = 142,598.86

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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.