Home / 83,892.15-125,882.10-33,977.52

Finding the Fourth Proportional to 83,892.15, 125,882.10 and 33,977.52

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Solution

The fourth proportional to 83,892.15, 125,882.10 and 33,977.52 is: 50,984.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,892.15 : 125,882.10 = 33,977.52 : x
  2. Step 2: Convert to fraction form
    83,892.15/125,882.10 = 33,977.52/x
  3. Step 3: Cross multiply
    83,892.15x = 125,882.10 × 33,977.52
  4. Step 4: Simplify right side
    83,892.15x = 4,277,161,570.39
  5. Step 5: Solve for x
    x = 4,277,161,570.39/83,892.15
  6. Step 6: Final answer
    x = 50,984.05

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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.