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Finding the Fourth Proportional to 167,315.10, 250,972.65 and 111,230.70

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Solution

The fourth proportional to 167,315.10, 250,972.65 and 111,230.70 is: 166,846.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,315.10 : 250,972.65 = 111,230.70 : x
  2. Step 2: Convert to fraction form
    167,315.10/250,972.65 = 111,230.70/x
  3. Step 3: Cross multiply
    167,315.10x = 250,972.65 × 111,230.70
  4. Step 4: Simplify right side
    167,315.10x = 27,915,863,540.36
  5. Step 5: Solve for x
    x = 27,915,863,540.36/167,315.10
  6. Step 6: Final answer
    x = 166,846.05

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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.