Home / 154,144.89-231,348.56-60,716.25

Finding the Fourth Proportional to 154,144.89, 231,348.56 and 60,716.25

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Solution

The fourth proportional to 154,144.89, 231,348.56 and 60,716.25 is: 91,126.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,144.89 : 231,348.56 = 60,716.25 : x
  2. Step 2: Convert to fraction form
    154,144.89/231,348.56 = 60,716.25/x
  3. Step 3: Cross multiply
    154,144.89x = 231,348.56 × 60,716.25
  4. Step 4: Simplify right side
    154,144.89x = 14,046,616,702.52
  5. Step 5: Solve for x
    x = 14,046,616,702.52/154,144.89
  6. Step 6: Final answer
    x = 91,126.06

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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.