Home / 108,504.26-149,732.40-60,104.20

Finding the Fourth Proportional to 108,504.26, 149,732.40 and 60,104.20

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Solution

The fourth proportional to 108,504.26, 149,732.40 and 60,104.20 is: 82,941.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,504.26 : 149,732.40 = 60,104.20 : x
  2. Step 2: Convert to fraction form
    108,504.26/149,732.40 = 60,104.20/x
  3. Step 3: Cross multiply
    108,504.26x = 149,732.40 × 60,104.20
  4. Step 4: Simplify right side
    108,504.26x = 8,999,546,116.08
  5. Step 5: Solve for x
    x = 8,999,546,116.08/108,504.26
  6. Step 6: Final answer
    x = 82,941.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.