Home / 120,878.62-181,317.74-32,132.14

Finding the Fourth Proportional to 120,878.62, 181,317.74 and 32,132.14

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Solution

The fourth proportional to 120,878.62, 181,317.74 and 32,132.14 is: 48,198.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,878.62 : 181,317.74 = 32,132.14 : x
  2. Step 2: Convert to fraction form
    120,878.62/181,317.74 = 32,132.14/x
  3. Step 3: Cross multiply
    120,878.62x = 181,317.74 × 32,132.14
  4. Step 4: Simplify right side
    120,878.62x = 5,826,126,392.21
  5. Step 5: Solve for x
    x = 5,826,126,392.21/120,878.62
  6. Step 6: Final answer
    x = 48,198.16

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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.