Home / 167,397.08-231,078.66-113,022.92

Finding the Fourth Proportional to 167,397.08, 231,078.66 and 113,022.92

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Solution

The fourth proportional to 167,397.08, 231,078.66 and 113,022.92 is: 156,019.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,397.08 : 231,078.66 = 113,022.92 : x
  2. Step 2: Convert to fraction form
    167,397.08/231,078.66 = 113,022.92/x
  3. Step 3: Cross multiply
    167,397.08x = 231,078.66 × 113,022.92
  4. Step 4: Simplify right side
    167,397.08x = 26,117,184,902.89
  5. Step 5: Solve for x
    x = 26,117,184,902.89/167,397.08
  6. Step 6: Final answer
    x = 156,019.36

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1.5x scale

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.