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Finding the Fourth Proportional to 111,551.43, 167,302.53 and 32,671.80

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Solution

The fourth proportional to 111,551.43, 167,302.53 and 32,671.80 is: 49,000.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,551.43 : 167,302.53 = 32,671.80 : x
  2. Step 2: Convert to fraction form
    111,551.43/167,302.53 = 32,671.80/x
  3. Step 3: Cross multiply
    111,551.43x = 167,302.53 × 32,671.80
  4. Step 4: Simplify right side
    111,551.43x = 5,466,074,799.65
  5. Step 5: Solve for x
    x = 5,466,074,799.65/111,551.43
  6. Step 6: Final answer
    x = 49,000.49

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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.