Home / 108,335.08-162,559.28-44,340.72

Finding the Fourth Proportional to 108,335.08, 162,559.28 and 44,340.72

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Solution

The fourth proportional to 108,335.08, 162,559.28 and 44,340.72 is: 66,534.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,335.08 : 162,559.28 = 44,340.72 : x
  2. Step 2: Convert to fraction form
    108,335.08/162,559.28 = 44,340.72/x
  3. Step 3: Cross multiply
    108,335.08x = 162,559.28 × 44,340.72
  4. Step 4: Simplify right side
    108,335.08x = 7,207,995,517.88
  5. Step 5: Solve for x
    x = 7,207,995,517.88/108,335.08
  6. Step 6: Final answer
    x = 66,534.27

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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.