Home / 178,257.10-267,205.72-111,743.94

Finding the Fourth Proportional to 178,257.10, 267,205.72 and 111,743.94

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Solution

The fourth proportional to 178,257.10, 267,205.72 and 111,743.94 is: 167,503.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,257.10 : 267,205.72 = 111,743.94 : x
  2. Step 2: Convert to fraction form
    178,257.10/267,205.72 = 111,743.94/x
  3. Step 3: Cross multiply
    178,257.10x = 267,205.72 × 111,743.94
  4. Step 4: Simplify right side
    178,257.10x = 29,858,619,943.34
  5. Step 5: Solve for x
    x = 29,858,619,943.34/178,257.10
  6. Step 6: Final answer
    x = 167,503.12

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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.