Home / 67,449.28-101,154.78-20,062.46

Finding the Fourth Proportional to 67,449.28, 101,154.78 and 20,062.46

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Solution

The fourth proportional to 67,449.28, 101,154.78 and 20,062.46 is: 30,088.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,449.28 : 101,154.78 = 20,062.46 : x
  2. Step 2: Convert to fraction form
    67,449.28/101,154.78 = 20,062.46/x
  3. Step 3: Cross multiply
    67,449.28x = 101,154.78 × 20,062.46
  4. Step 4: Simplify right side
    67,449.28x = 2,029,413,727.56
  5. Step 5: Solve for x
    x = 2,029,413,727.56/67,449.28
  6. Step 6: Final answer
    x = 30,088.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.