Home / 178,258.23-267,207.41-111,745.05

Finding the Fourth Proportional to 178,258.23, 267,207.41 and 111,745.05

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Solution

The fourth proportional to 178,258.23, 267,207.41 and 111,745.05 is: 167,504.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,258.23 : 267,207.41 = 111,745.05 : x
  2. Step 2: Convert to fraction form
    178,258.23/267,207.41 = 111,745.05/x
  3. Step 3: Cross multiply
    178,258.23x = 267,207.41 × 111,745.05
  4. Step 4: Simplify right side
    178,258.23x = 29,859,104,832.10
  5. Step 5: Solve for x
    x = 29,859,104,832.10/178,258.23
  6. Step 6: Final answer
    x = 167,504.78

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1.5x scale

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.