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Finding the Fourth Proportional to 168,747.60, 253,125.99 and 73,929

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Solution

The fourth proportional to 168,747.60, 253,125.99 and 73,929 is: 110,895.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,747.60 : 253,125.99 = 73,929 : x
  2. Step 2: Convert to fraction form
    168,747.60/253,125.99 = 73,929/x
  3. Step 3: Cross multiply
    168,747.60x = 253,125.99 × 73,929
  4. Step 4: Simplify right side
    168,747.60x = 18,713,351,314.71
  5. Step 5: Solve for x
    x = 18,713,351,314.71/168,747.60
  6. Step 6: Final answer
    x = 110,895.51

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.