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Finding the Fourth Proportional to 131,253.60, 196,873.52 and 37,755.68

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Solution

The fourth proportional to 131,253.60, 196,873.52 and 37,755.68 is: 56,631.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,253.60 : 196,873.52 = 37,755.68 : x
  2. Step 2: Convert to fraction form
    131,253.60/196,873.52 = 37,755.68/x
  3. Step 3: Cross multiply
    131,253.60x = 196,873.52 × 37,755.68
  4. Step 4: Simplify right side
    131,253.60x = 7,433,093,621.59
  5. Step 5: Solve for x
    x = 7,433,093,621.59/131,253.60
  6. Step 6: Final answer
    x = 56,631.54

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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.