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Finding the Fourth Proportional to 54,190.80, 81,247.80 and 24,622.80

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Solution

The fourth proportional to 54,190.80, 81,247.80 and 24,622.80 is: 36,916.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,190.80 : 81,247.80 = 24,622.80 : x
  2. Step 2: Convert to fraction form
    54,190.80/81,247.80 = 24,622.80/x
  3. Step 3: Cross multiply
    54,190.80x = 81,247.80 × 24,622.80
  4. Step 4: Simplify right side
    54,190.80x = 2,000,548,329.84
  5. Step 5: Solve for x
    x = 2,000,548,329.84/54,190.80
  6. Step 6: Final answer
    x = 36,916.75

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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.