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Finding the Fourth Proportional to 111,901.24, 167,850.22 and 27,661.42

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Solution

The fourth proportional to 111,901.24, 167,850.22 and 27,661.42 is: 41,491.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,901.24 : 167,850.22 = 27,661.42 : x
  2. Step 2: Convert to fraction form
    111,901.24/167,850.22 = 27,661.42/x
  3. Step 3: Cross multiply
    111,901.24x = 167,850.22 × 27,661.42
  4. Step 4: Simplify right side
    111,901.24x = 4,642,975,432.51
  5. Step 5: Solve for x
    x = 4,642,975,432.51/111,901.24
  6. Step 6: Final answer
    x = 41,491.72

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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.