Home / 54,960.30-82,445.67-14,979.78

Finding the Fourth Proportional to 54,960.30, 82,445.67 and 14,979.78

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Solution

The fourth proportional to 54,960.30, 82,445.67 and 14,979.78 is: 22,471.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,960.30 : 82,445.67 = 14,979.78 : x
  2. Step 2: Convert to fraction form
    54,960.30/82,445.67 = 14,979.78/x
  3. Step 3: Cross multiply
    54,960.30x = 82,445.67 × 14,979.78
  4. Step 4: Simplify right side
    54,960.30x = 1,235,017,998.55
  5. Step 5: Solve for x
    x = 1,235,017,998.55/54,960.30
  6. Step 6: Final answer
    x = 22,471.09

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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.