Home / 111,850.24-167,634.89-66,904.76

Finding the Fourth Proportional to 111,850.24, 167,634.89 and 66,904.76

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Solution

The fourth proportional to 111,850.24, 167,634.89 and 66,904.76 is: 100,273.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,850.24 : 167,634.89 = 66,904.76 : x
  2. Step 2: Convert to fraction form
    111,850.24/167,634.89 = 66,904.76/x
  3. Step 3: Cross multiply
    111,850.24x = 167,634.89 × 66,904.76
  4. Step 4: Simplify right side
    111,850.24x = 11,215,572,083.08
  5. Step 5: Solve for x
    x = 11,215,572,083.08/111,850.24
  6. Step 6: Final answer
    x = 100,273.12

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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.