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Finding the Fourth Proportional to 110,481.60, 165,722.40 and 48,273.60

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Solution

The fourth proportional to 110,481.60, 165,722.40 and 48,273.60 is: 72,410.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,481.60 : 165,722.40 = 48,273.60 : x
  2. Step 2: Convert to fraction form
    110,481.60/165,722.40 = 48,273.60/x
  3. Step 3: Cross multiply
    110,481.60x = 165,722.40 × 48,273.60
  4. Step 4: Simplify right side
    110,481.60x = 8,000,016,848.64
  5. Step 5: Solve for x
    x = 8,000,016,848.64/110,481.60
  6. Step 6: Final answer
    x = 72,410.40

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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.