Home / 65,480.26-98,269.83-52,489.50

Finding the Fourth Proportional to 65,480.26, 98,269.83 and 52,489.50

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Solution

The fourth proportional to 65,480.26, 98,269.83 and 52,489.50 is: 78,773.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,480.26 : 98,269.83 = 52,489.50 : x
  2. Step 2: Convert to fraction form
    65,480.26/98,269.83 = 52,489.50/x
  3. Step 3: Cross multiply
    65,480.26x = 98,269.83 × 52,489.50
  4. Step 4: Simplify right side
    65,480.26x = 5,158,134,241.79
  5. Step 5: Solve for x
    x = 5,158,134,241.79/65,480.26
  6. Step 6: Final answer
    x = 78,773.88

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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.