Home / 54,311.27-81,510.92-28,023.53

Finding the Fourth Proportional to 54,311.27, 81,510.92 and 28,023.53

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Solution

The fourth proportional to 54,311.27, 81,510.92 and 28,023.53 is: 42,058.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,311.27 : 81,510.92 = 28,023.53 : x
  2. Step 2: Convert to fraction form
    54,311.27/81,510.92 = 28,023.53/x
  3. Step 3: Cross multiply
    54,311.27x = 81,510.92 × 28,023.53
  4. Step 4: Simplify right side
    54,311.27x = 2,284,223,711.95
  5. Step 5: Solve for x
    x = 2,284,223,711.95/54,311.27
  6. Step 6: Final answer
    x = 42,058.01

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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.