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Finding the Fourth Proportional to 181,745.97, 272,599.51 and 63,419.55

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Solution

The fourth proportional to 181,745.97, 272,599.51 and 63,419.55 is: 95,122.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,745.97 : 272,599.51 = 63,419.55 : x
  2. Step 2: Convert to fraction form
    181,745.97/272,599.51 = 63,419.55/x
  3. Step 3: Cross multiply
    181,745.97x = 272,599.51 × 63,419.55
  4. Step 4: Simplify right side
    181,745.97x = 17,288,138,254.42
  5. Step 5: Solve for x
    x = 17,288,138,254.42/181,745.97
  6. Step 6: Final answer
    x = 95,122.54

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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.