Home / 230,832.38-318,347.92-162,729.20

Finding the Fourth Proportional to 230,832.38, 318,347.92 and 162,729.20

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Solution

The fourth proportional to 230,832.38, 318,347.92 and 162,729.20 is: 224,424.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,832.38 : 318,347.92 = 162,729.20 : x
  2. Step 2: Convert to fraction form
    230,832.38/318,347.92 = 162,729.20/x
  3. Step 3: Cross multiply
    230,832.38x = 318,347.92 × 162,729.20
  4. Step 4: Simplify right side
    230,832.38x = 51,804,503,342.55
  5. Step 5: Solve for x
    x = 51,804,503,342.55/230,832.38
  6. Step 6: Final answer
    x = 224,424.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.