Home / 83,701.22-125,551.14-33,780.56

Finding the Fourth Proportional to 83,701.22, 125,551.14 and 33,780.56

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Solution

The fourth proportional to 83,701.22, 125,551.14 and 33,780.56 is: 50,670.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,701.22 : 125,551.14 = 33,780.56 : x
  2. Step 2: Convert to fraction form
    83,701.22/125,551.14 = 33,780.56/x
  3. Step 3: Cross multiply
    83,701.22x = 125,551.14 × 33,780.56
  4. Step 4: Simplify right side
    83,701.22x = 4,241,187,190.08
  5. Step 5: Solve for x
    x = 4,241,187,190.08/83,701.22
  6. Step 6: Final answer
    x = 50,670.56

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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.