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Finding the Fourth Proportional to 168,607.98, 252,922.91 and 50,291.28

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Solution

The fourth proportional to 168,607.98, 252,922.91 and 50,291.28 is: 75,440.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,607.98 : 252,922.91 = 50,291.28 : x
  2. Step 2: Convert to fraction form
    168,607.98/252,922.91 = 50,291.28/x
  3. Step 3: Cross multiply
    168,607.98x = 252,922.91 × 50,291.28
  4. Step 4: Simplify right side
    168,607.98x = 12,719,816,633.77
  5. Step 5: Solve for x
    x = 12,719,816,633.77/168,607.98
  6. Step 6: Final answer
    x = 75,440.18

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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.