Home / 120,691.24-181,052.76-44,779.45

Finding the Fourth Proportional to 120,691.24, 181,052.76 and 44,779.45

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Solution

The fourth proportional to 120,691.24, 181,052.76 and 44,779.45 is: 67,175.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,691.24 : 181,052.76 = 44,779.45 : x
  2. Step 2: Convert to fraction form
    120,691.24/181,052.76 = 44,779.45/x
  3. Step 3: Cross multiply
    120,691.24x = 181,052.76 × 44,779.45
  4. Step 4: Simplify right side
    120,691.24x = 8,107,442,393.23
  5. Step 5: Solve for x
    x = 8,107,442,393.23/120,691.24
  6. Step 6: Final answer
    x = 67,175.07

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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.