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Finding the Fourth Proportional to 111,342.43, 167,050.32 and 74,049.22

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Solution

The fourth proportional to 111,342.43, 167,050.32 and 74,049.22 is: 111,098.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,342.43 : 167,050.32 = 74,049.22 : x
  2. Step 2: Convert to fraction form
    111,342.43/167,050.32 = 74,049.22/x
  3. Step 3: Cross multiply
    111,342.43x = 167,050.32 × 74,049.22
  4. Step 4: Simplify right side
    111,342.43x = 12,369,945,827.88
  5. Step 5: Solve for x
    x = 12,369,945,827.88/111,342.43
  6. Step 6: Final answer
    x = 111,098.22

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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.