Home / 178,694.42-267,956.69-103,836.15

Finding the Fourth Proportional to 178,694.42, 267,956.69 and 103,836.15

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Solution

The fourth proportional to 178,694.42, 267,956.69 and 103,836.15 is: 155,704.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,694.42 : 267,956.69 = 103,836.15 : x
  2. Step 2: Convert to fraction form
    178,694.42/267,956.69 = 103,836.15/x
  3. Step 3: Cross multiply
    178,694.42x = 267,956.69 × 103,836.15
  4. Step 4: Simplify right side
    178,694.42x = 27,823,590,537.16
  5. Step 5: Solve for x
    x = 27,823,590,537.16/178,694.42
  6. Step 6: Final answer
    x = 155,704.87

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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.