Home / 108,218.24-149,338.30-60,471.98

Finding the Fourth Proportional to 108,218.24, 149,338.30 and 60,471.98

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Solution

The fourth proportional to 108,218.24, 149,338.30 and 60,471.98 is: 83,449.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,218.24 : 149,338.30 = 60,471.98 : x
  2. Step 2: Convert to fraction form
    108,218.24/149,338.30 = 60,471.98/x
  3. Step 3: Cross multiply
    108,218.24x = 149,338.30 × 60,471.98
  4. Step 4: Simplify right side
    108,218.24x = 9,030,782,579.75
  5. Step 5: Solve for x
    x = 9,030,782,579.75/108,218.24
  6. Step 6: Final answer
    x = 83,449.73

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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.