Home / 108,439.40-162,582.30-41,853.80

Finding the Fourth Proportional to 108,439.40, 162,582.30 and 41,853.80

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Solution

The fourth proportional to 108,439.40, 162,582.30 and 41,853.80 is: 62,751.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,439.40 : 162,582.30 = 41,853.80 : x
  2. Step 2: Convert to fraction form
    108,439.40/162,582.30 = 41,853.80/x
  3. Step 3: Cross multiply
    108,439.40x = 162,582.30 × 41,853.80
  4. Step 4: Simplify right side
    108,439.40x = 6,804,687,067.74
  5. Step 5: Solve for x
    x = 6,804,687,067.74/108,439.40
  6. Step 6: Final answer
    x = 62,751.06

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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.