Home / 83,867.04-125,827.91-39,498.28

Finding the Fourth Proportional to 83,867.04, 125,827.91 and 39,498.28

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Solution

The fourth proportional to 83,867.04, 125,827.91 and 39,498.28 is: 59,260.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,867.04 : 125,827.91 = 39,498.28 : x
  2. Step 2: Convert to fraction form
    83,867.04/125,827.91 = 39,498.28/x
  3. Step 3: Cross multiply
    83,867.04x = 125,827.91 × 39,498.28
  4. Step 4: Simplify right side
    83,867.04x = 4,969,986,020.99
  5. Step 5: Solve for x
    x = 4,969,986,020.99/83,867.04
  6. Step 6: Final answer
    x = 59,260.30

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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.