Home / 83,520.18-125,058.60-65,327.04

Finding the Fourth Proportional to 83,520.18, 125,058.60 and 65,327.04

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Solution

The fourth proportional to 83,520.18, 125,058.60 and 65,327.04 is: 97,817.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,520.18 : 125,058.60 = 65,327.04 : x
  2. Step 2: Convert to fraction form
    83,520.18/125,058.60 = 65,327.04/x
  3. Step 3: Cross multiply
    83,520.18x = 125,058.60 × 65,327.04
  4. Step 4: Simplify right side
    83,520.18x = 8,169,708,164.54
  5. Step 5: Solve for x
    x = 8,169,708,164.54/83,520.18
  6. Step 6: Final answer
    x = 97,817.18

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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.