Home / 104,120.11-156,180.17-25,234.34

Finding the Fourth Proportional to 104,120.11, 156,180.17 and 25,234.34

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Solution

The fourth proportional to 104,120.11, 156,180.17 and 25,234.34 is: 37,851.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,120.11 : 156,180.17 = 25,234.34 : x
  2. Step 2: Convert to fraction form
    104,120.11/156,180.17 = 25,234.34/x
  3. Step 3: Cross multiply
    104,120.11x = 156,180.17 × 25,234.34
  4. Step 4: Simplify right side
    104,120.11x = 3,941,103,189.64
  5. Step 5: Solve for x
    x = 3,941,103,189.64/104,120.11
  6. Step 6: Final answer
    x = 37,851.51

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Double scale
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Similar ratio
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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.