Home / 181,296.32-271,851.02-81,370.85

Finding the Fourth Proportional to 181,296.32, 271,851.02 and 81,370.85

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Solution

The fourth proportional to 181,296.32, 271,851.02 and 81,370.85 is: 122,014.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,296.32 : 271,851.02 = 81,370.85 : x
  2. Step 2: Convert to fraction form
    181,296.32/271,851.02 = 81,370.85/x
  3. Step 3: Cross multiply
    181,296.32x = 271,851.02 × 81,370.85
  4. Step 4: Simplify right side
    181,296.32x = 22,120,748,163.91
  5. Step 5: Solve for x
    x = 22,120,748,163.91/181,296.32
  6. Step 6: Final answer
    x = 122,014.33

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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.