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Finding the Fourth Proportional to 181,010.10, 271,515.15 and 125,022.90

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Solution

The fourth proportional to 181,010.10, 271,515.15 and 125,022.90 is: 187,534.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,010.10 : 271,515.15 = 125,022.90 : x
  2. Step 2: Convert to fraction form
    181,010.10/271,515.15 = 125,022.90/x
  3. Step 3: Cross multiply
    181,010.10x = 271,515.15 × 125,022.90
  4. Step 4: Simplify right side
    181,010.10x = 33,945,611,446.94
  5. Step 5: Solve for x
    x = 33,945,611,446.94/181,010.10
  6. Step 6: Final answer
    x = 187,534.35

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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.