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Finding the Fourth Proportional to 97,375.60, 146,005.80 and 50,719.60

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Solution

The fourth proportional to 97,375.60, 146,005.80 and 50,719.60 is: 76,049.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,375.60 : 146,005.80 = 50,719.60 : x
  2. Step 2: Convert to fraction form
    97,375.60/146,005.80 = 50,719.60/x
  3. Step 3: Cross multiply
    97,375.60x = 146,005.80 × 50,719.60
  4. Step 4: Simplify right side
    97,375.60x = 7,405,355,773.68
  5. Step 5: Solve for x
    x = 7,405,355,773.68/97,375.60
  6. Step 6: Final answer
    x = 76,049.40

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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.