Home / 54,348.40-81,522.60-36,633.70

Finding the Fourth Proportional to 54,348.40, 81,522.60 and 36,633.70

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Solution

The fourth proportional to 54,348.40, 81,522.60 and 36,633.70 is: 54,950.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,348.40 : 81,522.60 = 36,633.70 : x
  2. Step 2: Convert to fraction form
    54,348.40/81,522.60 = 36,633.70/x
  3. Step 3: Cross multiply
    54,348.40x = 81,522.60 × 36,633.70
  4. Step 4: Simplify right side
    54,348.40x = 2,986,474,471.62
  5. Step 5: Solve for x
    x = 2,986,474,471.62/54,348.40
  6. Step 6: Final answer
    x = 54,950.55

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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.