Home / 54,580.32-81,819.36-49,710.96

Finding the Fourth Proportional to 54,580.32, 81,819.36 and 49,710.96

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Solution

The fourth proportional to 54,580.32, 81,819.36 and 49,710.96 is: 74,519.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,580.32 : 81,819.36 = 49,710.96 : x
  2. Step 2: Convert to fraction form
    54,580.32/81,819.36 = 49,710.96/x
  3. Step 3: Cross multiply
    54,580.32x = 81,819.36 × 49,710.96
  4. Step 4: Simplify right side
    54,580.32x = 4,067,318,932.19
  5. Step 5: Solve for x
    x = 4,067,318,932.19/54,580.32
  6. Step 6: Final answer
    x = 74,519.88

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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.