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Finding the Fourth Proportional to 169,432.44, 254,024.11 and 80,748.23

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Solution

The fourth proportional to 169,432.44, 254,024.11 and 80,748.23 is: 121,062.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,432.44 : 254,024.11 = 80,748.23 : x
  2. Step 2: Convert to fraction form
    169,432.44/254,024.11 = 80,748.23/x
  3. Step 3: Cross multiply
    169,432.44x = 254,024.11 × 80,748.23
  4. Step 4: Simplify right side
    169,432.44x = 20,511,995,585.96
  5. Step 5: Solve for x
    x = 20,511,995,585.96/169,432.44
  6. Step 6: Final answer
    x = 121,062.98

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1.5x scale

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.