Home / 194,925.89-268,999.97-114,354.78

Finding the Fourth Proportional to 194,925.89, 268,999.97 and 114,354.78

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Solution

The fourth proportional to 194,925.89, 268,999.97 and 114,354.78 is: 157,810.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,925.89 : 268,999.97 = 114,354.78 : x
  2. Step 2: Convert to fraction form
    194,925.89/268,999.97 = 114,354.78/x
  3. Step 3: Cross multiply
    194,925.89x = 268,999.97 × 114,354.78
  4. Step 4: Simplify right side
    194,925.89x = 30,761,431,817.58
  5. Step 5: Solve for x
    x = 30,761,431,817.58/194,925.89
  6. Step 6: Final answer
    x = 157,810.91

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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.