Home / 108,098.19-149,165.69-60,342.75

Finding the Fourth Proportional to 108,098.19, 149,165.69 and 60,342.75

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Solution

The fourth proportional to 108,098.19, 149,165.69 and 60,342.75 is: 83,267.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,098.19 : 149,165.69 = 60,342.75 : x
  2. Step 2: Convert to fraction form
    108,098.19/149,165.69 = 60,342.75/x
  3. Step 3: Cross multiply
    108,098.19x = 149,165.69 × 60,342.75
  4. Step 4: Simplify right side
    108,098.19x = 9,001,067,638.53
  5. Step 5: Solve for x
    x = 9,001,067,638.53/108,098.19
  6. Step 6: Final answer
    x = 83,267.51

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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.