Home / 54,520.68-81,780.84-15,077.52

Finding the Fourth Proportional to 54,520.68, 81,780.84 and 15,077.52

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Solution

The fourth proportional to 54,520.68, 81,780.84 and 15,077.52 is: 22,616.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,520.68 : 81,780.84 = 15,077.52 : x
  2. Step 2: Convert to fraction form
    54,520.68/81,780.84 = 15,077.52/x
  3. Step 3: Cross multiply
    54,520.68x = 81,780.84 × 15,077.52
  4. Step 4: Simplify right side
    54,520.68x = 1,233,052,250.72
  5. Step 5: Solve for x
    x = 1,233,052,250.72/54,520.68
  6. Step 6: Final answer
    x = 22,616.23

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1.5x scale

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.