Home / 169,821.88-234,294.45-101,860.85

Finding the Fourth Proportional to 169,821.88, 234,294.45 and 101,860.85

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Solution

The fourth proportional to 169,821.88, 234,294.45 and 101,860.85 is: 140,532.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,821.88 : 234,294.45 = 101,860.85 : x
  2. Step 2: Convert to fraction form
    169,821.88/234,294.45 = 101,860.85/x
  3. Step 3: Cross multiply
    169,821.88x = 234,294.45 × 101,860.85
  4. Step 4: Simplify right side
    169,821.88x = 23,865,431,827.28
  5. Step 5: Solve for x
    x = 23,865,431,827.28/169,821.88
  6. Step 6: Final answer
    x = 140,532.14

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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.