Home / 123,846.11-170,951.24-73,544.75

Finding the Fourth Proportional to 123,846.11, 170,951.24 and 73,544.75

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Solution

The fourth proportional to 123,846.11, 170,951.24 and 73,544.75 is: 101,517.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,846.11 : 170,951.24 = 73,544.75 : x
  2. Step 2: Convert to fraction form
    123,846.11/170,951.24 = 73,544.75/x
  3. Step 3: Cross multiply
    123,846.11x = 170,951.24 × 73,544.75
  4. Step 4: Simplify right side
    123,846.11x = 12,572,565,840.27
  5. Step 5: Solve for x
    x = 12,572,565,840.27/123,846.11
  6. Step 6: Final answer
    x = 101,517.65

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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.