Home / 62,939.43-86,853.06-36,080.64

Finding the Fourth Proportional to 62,939.43, 86,853.06 and 36,080.64

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Solution

The fourth proportional to 62,939.43, 86,853.06 and 36,080.64 is: 49,789.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,939.43 : 86,853.06 = 36,080.64 : x
  2. Step 2: Convert to fraction form
    62,939.43/86,853.06 = 36,080.64/x
  3. Step 3: Cross multiply
    62,939.43x = 86,853.06 × 36,080.64
  4. Step 4: Simplify right side
    62,939.43x = 3,133,713,990.76
  5. Step 5: Solve for x
    x = 3,133,713,990.76/62,939.43
  6. Step 6: Final answer
    x = 49,789.36

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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.