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Finding the Fourth Proportional to 168,199.11, 252,347.45 and 49,873.32

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Solution

The fourth proportional to 168,199.11, 252,347.45 and 49,873.32 is: 74,824.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,199.11 : 252,347.45 = 49,873.32 : x
  2. Step 2: Convert to fraction form
    168,199.11/252,347.45 = 49,873.32/x
  3. Step 3: Cross multiply
    168,199.11x = 252,347.45 × 49,873.32
  4. Step 4: Simplify right side
    168,199.11x = 12,585,404,875.67
  5. Step 5: Solve for x
    x = 12,585,404,875.67/168,199.11
  6. Step 6: Final answer
    x = 74,824.44

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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.