Home / 83,011.88-114,556.28-45,286.13

Finding the Fourth Proportional to 83,011.88, 114,556.28 and 45,286.13

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Solution

The fourth proportional to 83,011.88, 114,556.28 and 45,286.13 is: 62,494.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,011.88 : 114,556.28 = 45,286.13 : x
  2. Step 2: Convert to fraction form
    83,011.88/114,556.28 = 45,286.13/x
  3. Step 3: Cross multiply
    83,011.88x = 114,556.28 × 45,286.13
  4. Step 4: Simplify right side
    83,011.88x = 5,187,809,789.18
  5. Step 5: Solve for x
    x = 5,187,809,789.18/83,011.88
  6. Step 6: Final answer
    x = 62,494.79

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1.5x scale

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.