Home / 54,799.43-82,192.71-15,359.72

Finding the Fourth Proportional to 54,799.43, 82,192.71 and 15,359.72

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Solution

The fourth proportional to 54,799.43, 82,192.71 and 15,359.72 is: 23,037.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,799.43 : 82,192.71 = 15,359.72 : x
  2. Step 2: Convert to fraction form
    54,799.43/82,192.71 = 15,359.72/x
  3. Step 3: Cross multiply
    54,799.43x = 82,192.71 × 15,359.72
  4. Step 4: Simplify right side
    54,799.43x = 1,262,457,011.64
  5. Step 5: Solve for x
    x = 1,262,457,011.64/54,799.43
  6. Step 6: Final answer
    x = 23,037.78

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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.