Home / 54,650.16-82,015.20-34,976.88

Finding the Fourth Proportional to 54,650.16, 82,015.20 and 34,976.88

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Solution

The fourth proportional to 54,650.16, 82,015.20 and 34,976.88 is: 52,490.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,650.16 : 82,015.20 = 34,976.88 : x
  2. Step 2: Convert to fraction form
    54,650.16/82,015.20 = 34,976.88/x
  3. Step 3: Cross multiply
    54,650.16x = 82,015.20 × 34,976.88
  4. Step 4: Simplify right side
    54,650.16x = 2,868,635,808.58
  5. Step 5: Solve for x
    x = 2,868,635,808.58/54,650.16
  6. Step 6: Final answer
    x = 52,490.89

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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.