Home / 231,481.13-347,253.97-71,570.12

Finding the Fourth Proportional to 231,481.13, 347,253.97 and 71,570.12

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Solution

The fourth proportional to 231,481.13, 347,253.97 and 71,570.12 is: 107,365.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,481.13 : 347,253.97 = 71,570.12 : x
  2. Step 2: Convert to fraction form
    231,481.13/347,253.97 = 71,570.12/x
  3. Step 3: Cross multiply
    231,481.13x = 347,253.97 × 71,570.12
  4. Step 4: Simplify right side
    231,481.13x = 24,853,008,303.38
  5. Step 5: Solve for x
    x = 24,853,008,303.38/231,481.13
  6. Step 6: Final answer
    x = 107,365.16

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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.