Home / 83,255.28-114,892.05-45,014.56

Finding the Fourth Proportional to 83,255.28, 114,892.05 and 45,014.56

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Solution

The fourth proportional to 83,255.28, 114,892.05 and 45,014.56 is: 62,119.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,255.28 : 114,892.05 = 45,014.56 : x
  2. Step 2: Convert to fraction form
    83,255.28/114,892.05 = 45,014.56/x
  3. Step 3: Cross multiply
    83,255.28x = 114,892.05 × 45,014.56
  4. Step 4: Simplify right side
    83,255.28x = 5,171,815,078.25
  5. Step 5: Solve for x
    x = 5,171,815,078.25/83,255.28
  6. Step 6: Final answer
    x = 62,119.96

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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.