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Finding the Fourth Proportional to 167,834.40, 252,043.20 and 162,585.60

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Solution

The fourth proportional to 167,834.40, 252,043.20 and 162,585.60 is: 244,160.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,834.40 : 252,043.20 = 162,585.60 : x
  2. Step 2: Convert to fraction form
    167,834.40/252,043.20 = 162,585.60/x
  3. Step 3: Cross multiply
    167,834.40x = 252,043.20 × 162,585.60
  4. Step 4: Simplify right side
    167,834.40x = 40,978,594,897.92
  5. Step 5: Solve for x
    x = 40,978,594,897.92/167,834.40
  6. Step 6: Final answer
    x = 244,160.88

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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.