Home / 108,379.26-149,560.74-60,637.14

Finding the Fourth Proportional to 108,379.26, 149,560.74 and 60,637.14

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Solution

The fourth proportional to 108,379.26, 149,560.74 and 60,637.14 is: 83,677.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,379.26 : 149,560.74 = 60,637.14 : x
  2. Step 2: Convert to fraction form
    108,379.26/149,560.74 = 60,637.14/x
  3. Step 3: Cross multiply
    108,379.26x = 149,560.74 × 60,637.14
  4. Step 4: Simplify right side
    108,379.26x = 9,068,935,529.88
  5. Step 5: Solve for x
    x = 9,068,935,529.88/108,379.26
  6. Step 6: Final answer
    x = 83,677.78

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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.