Home / 83,512.72-125,289.54-27,355.84

Finding the Fourth Proportional to 83,512.72, 125,289.54 and 27,355.84

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Solution

The fourth proportional to 83,512.72, 125,289.54 and 27,355.84 is: 41,040.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,512.72 : 125,289.54 = 27,355.84 : x
  2. Step 2: Convert to fraction form
    83,512.72/125,289.54 = 27,355.84/x
  3. Step 3: Cross multiply
    83,512.72x = 125,289.54 × 27,355.84
  4. Step 4: Simplify right side
    83,512.72x = 3,427,400,609.91
  5. Step 5: Solve for x
    x = 3,427,400,609.91/83,512.72
  6. Step 6: Final answer
    x = 41,040.46

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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.