Home / 54,549.98-81,815.68-15,097.85

Finding the Fourth Proportional to 54,549.98, 81,815.68 and 15,097.85

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Solution

The fourth proportional to 54,549.98, 81,815.68 and 15,097.85 is: 22,644.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,549.98 : 81,815.68 = 15,097.85 : x
  2. Step 2: Convert to fraction form
    54,549.98/81,815.68 = 15,097.85/x
  3. Step 3: Cross multiply
    54,549.98x = 81,815.68 × 15,097.85
  4. Step 4: Simplify right side
    54,549.98x = 1,235,240,379.72
  5. Step 5: Solve for x
    x = 1,235,240,379.72/54,549.98
  6. Step 6: Final answer
    x = 22,644.20

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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.