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Finding the Fourth Proportional to 95,071.60, 131,220.84 and 63,241.84

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Solution

The fourth proportional to 95,071.60, 131,220.84 and 63,241.84 is: 87,288.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,071.60 : 131,220.84 = 63,241.84 : x
  2. Step 2: Convert to fraction form
    95,071.60/131,220.84 = 63,241.84/x
  3. Step 3: Cross multiply
    95,071.60x = 131,220.84 × 63,241.84
  4. Step 4: Simplify right side
    95,071.60x = 8,298,647,367.95
  5. Step 5: Solve for x
    x = 8,298,647,367.95/95,071.60
  6. Step 6: Final answer
    x = 87,288.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.