Home / 108,119.20-149,202.08-60,377.04

Finding the Fourth Proportional to 108,119.20, 149,202.08 and 60,377.04

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Solution

The fourth proportional to 108,119.20, 149,202.08 and 60,377.04 is: 83,318.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,119.20 : 149,202.08 = 60,377.04 : x
  2. Step 2: Convert to fraction form
    108,119.20/149,202.08 = 60,377.04/x
  3. Step 3: Cross multiply
    108,119.20x = 149,202.08 × 60,377.04
  4. Step 4: Simplify right side
    108,119.20x = 9,008,379,952.24
  5. Step 5: Solve for x
    x = 9,008,379,952.24/108,119.20
  6. Step 6: Final answer
    x = 83,318.97

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1.5x scale

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.