Home / 54,687.15-82,032.55-15,240.96

Finding the Fourth Proportional to 54,687.15, 82,032.55 and 15,240.96

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Solution

The fourth proportional to 54,687.15, 82,032.55 and 15,240.96 is: 22,861.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,687.15 : 82,032.55 = 15,240.96 : x
  2. Step 2: Convert to fraction form
    54,687.15/82,032.55 = 15,240.96/x
  3. Step 3: Cross multiply
    54,687.15x = 82,032.55 × 15,240.96
  4. Step 4: Simplify right side
    54,687.15x = 1,250,254,775.15
  5. Step 5: Solve for x
    x = 1,250,254,775.15/54,687.15
  6. Step 6: Final answer
    x = 22,861.95

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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.