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Finding the Fourth Proportional to 48,009.60, 71,844.30 and 41,837.40

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Solution

The fourth proportional to 48,009.60, 71,844.30 and 41,837.40 is: 62,607.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,009.60 : 71,844.30 = 41,837.40 : x
  2. Step 2: Convert to fraction form
    48,009.60/71,844.30 = 41,837.40/x
  3. Step 3: Cross multiply
    48,009.60x = 71,844.30 × 41,837.40
  4. Step 4: Simplify right side
    48,009.60x = 3,005,778,716.82
  5. Step 5: Solve for x
    x = 3,005,778,716.82/48,009.60
  6. Step 6: Final answer
    x = 62,607.87

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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.