Home / 83,725.39-125,605.37-27,568.86

Finding the Fourth Proportional to 83,725.39, 125,605.37 and 27,568.86

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Solution

The fourth proportional to 83,725.39, 125,605.37 and 27,568.86 is: 41,358.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,725.39 : 125,605.37 = 27,568.86 : x
  2. Step 2: Convert to fraction form
    83,725.39/125,605.37 = 27,568.86/x
  3. Step 3: Cross multiply
    83,725.39x = 125,605.37 × 27,568.86
  4. Step 4: Simplify right side
    83,725.39x = 3,462,796,860.78
  5. Step 5: Solve for x
    x = 3,462,796,860.78/83,725.39
  6. Step 6: Final answer
    x = 41,358.98

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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.