Home / 83,257.40-124,853.22-33,328.19

Finding the Fourth Proportional to 83,257.40, 124,853.22 and 33,328.19

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Solution

The fourth proportional to 83,257.40, 124,853.22 and 33,328.19 is: 49,979.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,257.40 : 124,853.22 = 33,328.19 : x
  2. Step 2: Convert to fraction form
    83,257.40/124,853.22 = 33,328.19/x
  3. Step 3: Cross multiply
    83,257.40x = 124,853.22 × 33,328.19
  4. Step 4: Simplify right side
    83,257.40x = 4,161,131,214.01
  5. Step 5: Solve for x
    x = 4,161,131,214.01/83,257.40
  6. Step 6: Final answer
    x = 49,979.12

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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.