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Finding the Fourth Proportional to 235,957.20, 353,276.22 and 127,497.97

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Solution

The fourth proportional to 235,957.20, 353,276.22 and 127,497.97 is: 190,890.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,957.20 : 353,276.22 = 127,497.97 : x
  2. Step 2: Convert to fraction form
    235,957.20/353,276.22 = 127,497.97/x
  3. Step 3: Cross multiply
    235,957.20x = 353,276.22 × 127,497.97
  4. Step 4: Simplify right side
    235,957.20x = 45,042,000,899.27
  5. Step 5: Solve for x
    x = 45,042,000,899.27/235,957.20
  6. Step 6: Final answer
    x = 190,890.56

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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.