Home / 83,810.26-125,794.37-30,553.73

Finding the Fourth Proportional to 83,810.26, 125,794.37 and 30,553.73

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Solution

The fourth proportional to 83,810.26, 125,794.37 and 30,553.73 is: 45,859.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,810.26 : 125,794.37 = 30,553.73 : x
  2. Step 2: Convert to fraction form
    83,810.26/125,794.37 = 30,553.73/x
  3. Step 3: Cross multiply
    83,810.26x = 125,794.37 × 30,553.73
  4. Step 4: Simplify right side
    83,810.26x = 3,843,486,663.91
  5. Step 5: Solve for x
    x = 3,843,486,663.91/83,810.26
  6. Step 6: Final answer
    x = 45,859.38

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1.5x scale

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.