Home / 108,119.82-149,205.30-60,373.14

Finding the Fourth Proportional to 108,119.82, 149,205.30 and 60,373.14

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Solution

The fourth proportional to 108,119.82, 149,205.30 and 60,373.14 is: 83,314.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,119.82 : 149,205.30 = 60,373.14 : x
  2. Step 2: Convert to fraction form
    108,119.82/149,205.30 = 60,373.14/x
  3. Step 3: Cross multiply
    108,119.82x = 149,205.30 × 60,373.14
  4. Step 4: Simplify right side
    108,119.82x = 9,007,992,465.64
  5. Step 5: Solve for x
    x = 9,007,992,465.64/108,119.82
  6. Step 6: Final answer
    x = 83,314.90

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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.