Home / 43,534.08-65,243.52-15,805.44

Finding the Fourth Proportional to 43,534.08, 65,243.52 and 15,805.44

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Solution

The fourth proportional to 43,534.08, 65,243.52 and 15,805.44 is: 23,687.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,534.08 : 65,243.52 = 15,805.44 : x
  2. Step 2: Convert to fraction form
    43,534.08/65,243.52 = 15,805.44/x
  3. Step 3: Cross multiply
    43,534.08x = 65,243.52 × 15,805.44
  4. Step 4: Simplify right side
    43,534.08x = 1,031,202,540.75
  5. Step 5: Solve for x
    x = 1,031,202,540.75/43,534.08
  6. Step 6: Final answer
    x = 23,687.25

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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.