Home / 54,123.90-81,198.15-24,550.19

Finding the Fourth Proportional to 54,123.90, 81,198.15 and 24,550.19

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Solution

The fourth proportional to 54,123.90, 81,198.15 and 24,550.19 is: 36,830.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,123.90 : 81,198.15 = 24,550.19 : x
  2. Step 2: Convert to fraction form
    54,123.90/81,198.15 = 24,550.19/x
  3. Step 3: Cross multiply
    54,123.90x = 81,198.15 × 24,550.19
  4. Step 4: Simplify right side
    54,123.90x = 1,993,429,816.59
  5. Step 5: Solve for x
    x = 1,993,429,816.59/54,123.90
  6. Step 6: Final answer
    x = 36,830.86

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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.