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Finding the Fourth Proportional to 155,079.30, 232,837.65 and 96,030.30

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Solution

The fourth proportional to 155,079.30, 232,837.65 and 96,030.30 is: 144,180.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,079.30 : 232,837.65 = 96,030.30 : x
  2. Step 2: Convert to fraction form
    155,079.30/232,837.65 = 96,030.30/x
  3. Step 3: Cross multiply
    155,079.30x = 232,837.65 × 96,030.30
  4. Step 4: Simplify right side
    155,079.30x = 22,359,469,380.80
  5. Step 5: Solve for x
    x = 22,359,469,380.80/155,079.30
  6. Step 6: Final answer
    x = 144,180.88

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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.