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Finding the Fourth Proportional to 111,487.56, 167,230.68 and 27,248.16

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Solution

The fourth proportional to 111,487.56, 167,230.68 and 27,248.16 is: 40,872.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,487.56 : 167,230.68 = 27,248.16 : x
  2. Step 2: Convert to fraction form
    111,487.56/167,230.68 = 27,248.16/x
  3. Step 3: Cross multiply
    111,487.56x = 167,230.68 × 27,248.16
  4. Step 4: Simplify right side
    111,487.56x = 4,556,728,325.55
  5. Step 5: Solve for x
    x = 4,556,728,325.55/111,487.56
  6. Step 6: Final answer
    x = 40,872.08

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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.