Home / 83,016.98-114,587.97-57,874.58

Finding the Fourth Proportional to 83,016.98, 114,587.97 and 57,874.58

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Solution

The fourth proportional to 83,016.98, 114,587.97 and 57,874.58 is: 79,884.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,016.98 : 114,587.97 = 57,874.58 : x
  2. Step 2: Convert to fraction form
    83,016.98/114,587.97 = 57,874.58/x
  3. Step 3: Cross multiply
    83,016.98x = 114,587.97 × 57,874.58
  4. Step 4: Simplify right side
    83,016.98x = 6,631,730,636.80
  5. Step 5: Solve for x
    x = 6,631,730,636.80/83,016.98
  6. Step 6: Final answer
    x = 79,884.03

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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.