Home / 108,548.28-149,799.33-60,800.40

Finding the Fourth Proportional to 108,548.28, 149,799.33 and 60,800.40

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Solution

The fourth proportional to 108,548.28, 149,799.33 and 60,800.40 is: 83,906.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,548.28 : 149,799.33 = 60,800.40 : x
  2. Step 2: Convert to fraction form
    108,548.28/149,799.33 = 60,800.40/x
  3. Step 3: Cross multiply
    108,548.28x = 149,799.33 × 60,800.40
  4. Step 4: Simplify right side
    108,548.28x = 9,107,859,183.73
  5. Step 5: Solve for x
    x = 9,107,859,183.73/108,548.28
  6. Step 6: Final answer
    x = 83,906.07

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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.