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Finding the Fourth Proportional to 172,793.74, 238,426.45 and 96,296.08

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Solution

The fourth proportional to 172,793.74, 238,426.45 and 96,296.08 is: 132,872.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,793.74 : 238,426.45 = 96,296.08 : x
  2. Step 2: Convert to fraction form
    172,793.74/238,426.45 = 96,296.08/x
  3. Step 3: Cross multiply
    172,793.74x = 238,426.45 × 96,296.08
  4. Step 4: Simplify right side
    172,793.74x = 22,959,532,503.32
  5. Step 5: Solve for x
    x = 22,959,532,503.32/172,793.74
  6. Step 6: Final answer
    x = 132,872.48

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1.5x scale

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.