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Finding the Fourth Proportional to 168,967.76, 233,167.20 and 96,373.52

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Solution

The fourth proportional to 168,967.76, 233,167.20 and 96,373.52 is: 132,990.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,967.76 : 233,167.20 = 96,373.52 : x
  2. Step 2: Convert to fraction form
    168,967.76/233,167.20 = 96,373.52/x
  3. Step 3: Cross multiply
    168,967.76x = 233,167.20 × 96,373.52
  4. Step 4: Simplify right side
    168,967.76x = 22,471,143,812.54
  5. Step 5: Solve for x
    x = 22,471,143,812.54/168,967.76
  6. Step 6: Final answer
    x = 132,990.72

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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.