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Finding the Fourth Proportional to 88,680.60, 133,027.30 and 53,544.60

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Solution

The fourth proportional to 88,680.60, 133,027.30 and 53,544.60 is: 80,320.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,680.60 : 133,027.30 = 53,544.60 : x
  2. Step 2: Convert to fraction form
    88,680.60/133,027.30 = 53,544.60/x
  3. Step 3: Cross multiply
    88,680.60x = 133,027.30 × 53,544.60
  4. Step 4: Simplify right side
    88,680.60x = 7,122,893,567.58
  5. Step 5: Solve for x
    x = 7,122,893,567.58/88,680.60
  6. Step 6: Final answer
    x = 80,320.76

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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.