Home / 54,960.16-75,836.97-30,760.96

Finding the Fourth Proportional to 54,960.16, 75,836.97 and 30,760.96

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Solution

The fourth proportional to 54,960.16, 75,836.97 and 30,760.96 is: 42,445.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,960.16 : 75,836.97 = 30,760.96 : x
  2. Step 2: Convert to fraction form
    54,960.16/75,836.97 = 30,760.96/x
  3. Step 3: Cross multiply
    54,960.16x = 75,836.97 × 30,760.96
  4. Step 4: Simplify right side
    54,960.16x = 2,332,818,000.69
  5. Step 5: Solve for x
    x = 2,332,818,000.69/54,960.16
  6. Step 6: Final answer
    x = 42,445.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.