Home / 54,225.83-81,342.84-16,789.85

Finding the Fourth Proportional to 54,225.83, 81,342.84 and 16,789.85

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Solution

The fourth proportional to 54,225.83, 81,342.84 and 16,789.85 is: 25,186.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,225.83 : 81,342.84 = 16,789.85 : x
  2. Step 2: Convert to fraction form
    54,225.83/81,342.84 = 16,789.85/x
  3. Step 3: Cross multiply
    54,225.83x = 81,342.84 × 16,789.85
  4. Step 4: Simplify right side
    54,225.83x = 1,365,734,082.17
  5. Step 5: Solve for x
    x = 1,365,734,082.17/54,225.83
  6. Step 6: Final answer
    x = 25,186.04

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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.