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Finding the Fourth Proportional to 182,408.10, 273,612.15 and 83,912.10

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Solution

The fourth proportional to 182,408.10, 273,612.15 and 83,912.10 is: 125,868.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,408.10 : 273,612.15 = 83,912.10 : x
  2. Step 2: Convert to fraction form
    182,408.10/273,612.15 = 83,912.10/x
  3. Step 3: Cross multiply
    182,408.10x = 273,612.15 × 83,912.10
  4. Step 4: Simplify right side
    182,408.10x = 22,959,370,092.02
  5. Step 5: Solve for x
    x = 22,959,370,092.02/182,408.10
  6. Step 6: Final answer
    x = 125,868.15

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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.