Home / 54,140.08-81,200.20-24,550.80

Finding the Fourth Proportional to 54,140.08, 81,200.20 and 24,550.80

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Solution

The fourth proportional to 54,140.08, 81,200.20 and 24,550.80 is: 36,821.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,140.08 : 81,200.20 = 24,550.80 : x
  2. Step 2: Convert to fraction form
    54,140.08/81,200.20 = 24,550.80/x
  3. Step 3: Cross multiply
    54,140.08x = 81,200.20 × 24,550.80
  4. Step 4: Simplify right side
    54,140.08x = 1,993,529,870.16
  5. Step 5: Solve for x
    x = 1,993,529,870.16/54,140.08
  6. Step 6: Final answer
    x = 36,821.70

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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.