Home / 82,326.13-123,489.20-23,161.77

Finding the Fourth Proportional to 82,326.13, 123,489.20 and 23,161.77

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Solution

The fourth proportional to 82,326.13, 123,489.20 and 23,161.77 is: 34,742.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,326.13 : 123,489.20 = 23,161.77 : x
  2. Step 2: Convert to fraction form
    82,326.13/123,489.20 = 23,161.77/x
  3. Step 3: Cross multiply
    82,326.13x = 123,489.20 × 23,161.77
  4. Step 4: Simplify right side
    82,326.13x = 2,860,228,332.08
  5. Step 5: Solve for x
    x = 2,860,228,332.08/82,326.13
  6. Step 6: Final answer
    x = 34,742.66

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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.