Home / 38,694.78-58,042.17-30,952.80

Finding the Fourth Proportional to 38,694.78, 58,042.17 and 30,952.80

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Solution

The fourth proportional to 38,694.78, 58,042.17 and 30,952.80 is: 46,429.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,694.78 : 58,042.17 = 30,952.80 : x
  2. Step 2: Convert to fraction form
    38,694.78/58,042.17 = 30,952.80/x
  3. Step 3: Cross multiply
    38,694.78x = 58,042.17 × 30,952.80
  4. Step 4: Simplify right side
    38,694.78x = 1,796,567,679.58
  5. Step 5: Solve for x
    x = 1,796,567,679.58/38,694.78
  6. Step 6: Final answer
    x = 46,429.20

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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.