Home / 83,333.69-125,016.11-33,417.70

Finding the Fourth Proportional to 83,333.69, 125,016.11 and 33,417.70

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Solution

The fourth proportional to 83,333.69, 125,016.11 and 33,417.70 is: 50,132.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,333.69 : 125,016.11 = 33,417.70 : x
  2. Step 2: Convert to fraction form
    83,333.69/125,016.11 = 33,417.70/x
  3. Step 3: Cross multiply
    83,333.69x = 125,016.11 × 33,417.70
  4. Step 4: Simplify right side
    83,333.69x = 4,177,750,859.15
  5. Step 5: Solve for x
    x = 4,177,750,859.15/83,333.69
  6. Step 6: Final answer
    x = 50,132.80

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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.