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Finding the Fourth Proportional to 96,944.60, 145,416.90 and 44,456.60

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Solution

The fourth proportional to 96,944.60, 145,416.90 and 44,456.60 is: 66,684.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,944.60 : 145,416.90 = 44,456.60 : x
  2. Step 2: Convert to fraction form
    96,944.60/145,416.90 = 44,456.60/x
  3. Step 3: Cross multiply
    96,944.60x = 145,416.90 × 44,456.60
  4. Step 4: Simplify right side
    96,944.60x = 6,464,740,956.54
  5. Step 5: Solve for x
    x = 6,464,740,956.54/96,944.60
  6. Step 6: Final answer
    x = 66,684.90

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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.