Home / 108,082.50-149,147.66-60,338.86

Finding the Fourth Proportional to 108,082.50, 149,147.66 and 60,338.86

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Solution

The fourth proportional to 108,082.50, 149,147.66 and 60,338.86 is: 83,264.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,082.50 : 149,147.66 = 60,338.86 : x
  2. Step 2: Convert to fraction form
    108,082.50/149,147.66 = 60,338.86/x
  3. Step 3: Cross multiply
    108,082.50x = 149,147.66 × 60,338.86
  4. Step 4: Simplify right side
    108,082.50x = 8,999,399,776.07
  5. Step 5: Solve for x
    x = 8,999,399,776.07/108,082.50
  6. Step 6: Final answer
    x = 83,264.17

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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.