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Finding the Fourth Proportional to 111,375.04, 167,044.80 and 32,470.80

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Solution

The fourth proportional to 111,375.04, 167,044.80 and 32,470.80 is: 48,701.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,375.04 : 167,044.80 = 32,470.80 : x
  2. Step 2: Convert to fraction form
    111,375.04/167,044.80 = 32,470.80/x
  3. Step 3: Cross multiply
    111,375.04x = 167,044.80 × 32,470.80
  4. Step 4: Simplify right side
    111,375.04x = 5,424,078,291.84
  5. Step 5: Solve for x
    x = 5,424,078,291.84/111,375.04
  6. Step 6: Final answer
    x = 48,701.02

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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.