Home / 154,824.39-231,862.55-88,062.12

Finding the Fourth Proportional to 154,824.39, 231,862.55 and 88,062.12

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Solution

The fourth proportional to 154,824.39, 231,862.55 and 88,062.12 is: 131,880.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,824.39 : 231,862.55 = 88,062.12 : x
  2. Step 2: Convert to fraction form
    154,824.39/231,862.55 = 88,062.12/x
  3. Step 3: Cross multiply
    154,824.39x = 231,862.55 × 88,062.12
  4. Step 4: Simplify right side
    154,824.39x = 20,418,307,261.30
  5. Step 5: Solve for x
    x = 20,418,307,261.30/154,824.39
  6. Step 6: Final answer
    x = 131,880.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.