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Finding the Fourth Proportional to 71,764.92, 99,035.60 and 41,551.83

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Solution

The fourth proportional to 71,764.92, 99,035.60 and 41,551.83 is: 57,341.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,764.92 : 99,035.60 = 41,551.83 : x
  2. Step 2: Convert to fraction form
    71,764.92/99,035.60 = 41,551.83/x
  3. Step 3: Cross multiply
    71,764.92x = 99,035.60 × 41,551.83
  4. Step 4: Simplify right side
    71,764.92x = 4,115,110,207.39
  5. Step 5: Solve for x
    x = 4,115,110,207.39/71,764.92
  6. Step 6: Final answer
    x = 57,341.53

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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.