Home / 123,382.03-170,267.26-66,793.41

Finding the Fourth Proportional to 123,382.03, 170,267.26 and 66,793.41

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Solution

The fourth proportional to 123,382.03, 170,267.26 and 66,793.41 is: 92,174.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,382.03 : 170,267.26 = 66,793.41 : x
  2. Step 2: Convert to fraction form
    123,382.03/170,267.26 = 66,793.41/x
  3. Step 3: Cross multiply
    123,382.03x = 170,267.26 × 66,793.41
  4. Step 4: Simplify right side
    123,382.03x = 11,372,730,055.42
  5. Step 5: Solve for x
    x = 11,372,730,055.42/123,382.03
  6. Step 6: Final answer
    x = 92,174.93

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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.