Home / 108,282.74-162,451.79-45,081.85

Finding the Fourth Proportional to 108,282.74, 162,451.79 and 45,081.85

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Solution

The fourth proportional to 108,282.74, 162,451.79 and 45,081.85 is: 67,634.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,282.74 : 162,451.79 = 45,081.85 : x
  2. Step 2: Convert to fraction form
    108,282.74/162,451.79 = 45,081.85/x
  3. Step 3: Cross multiply
    108,282.74x = 162,451.79 × 45,081.85
  4. Step 4: Simplify right side
    108,282.74x = 7,323,627,003.60
  5. Step 5: Solve for x
    x = 7,323,627,003.60/108,282.74
  6. Step 6: Final answer
    x = 67,634.30

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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.