Home / 65,538.20-98,331.60-26,123.60

Finding the Fourth Proportional to 65,538.20, 98,331.60 and 26,123.60

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Solution

The fourth proportional to 65,538.20, 98,331.60 and 26,123.60 is: 39,195.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,538.20 : 98,331.60 = 26,123.60 : x
  2. Step 2: Convert to fraction form
    65,538.20/98,331.60 = 26,123.60/x
  3. Step 3: Cross multiply
    65,538.20x = 98,331.60 × 26,123.60
  4. Step 4: Simplify right side
    65,538.20x = 2,568,775,385.76
  5. Step 5: Solve for x
    x = 2,568,775,385.76/65,538.20
  6. Step 6: Final answer
    x = 39,195.09

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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.