Home / 124,315.12-171,575.44-73,340.33

Finding the Fourth Proportional to 124,315.12, 171,575.44 and 73,340.33

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Solution

The fourth proportional to 124,315.12, 171,575.44 and 73,340.33 is: 101,221.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,315.12 : 171,575.44 = 73,340.33 : x
  2. Step 2: Convert to fraction form
    124,315.12/171,575.44 = 73,340.33/x
  3. Step 3: Cross multiply
    124,315.12x = 171,575.44 × 73,340.33
  4. Step 4: Simplify right side
    124,315.12x = 12,583,398,348.27
  5. Step 5: Solve for x
    x = 12,583,398,348.27/124,315.12
  6. Step 6: Final answer
    x = 101,221.79

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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.