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Finding the Fourth Proportional to 69,027.92, 95,143.82 and 48,858.92

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Solution

The fourth proportional to 69,027.92, 95,143.82 and 48,858.92 is: 67,344.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,027.92 : 95,143.82 = 48,858.92 : x
  2. Step 2: Convert to fraction form
    69,027.92/95,143.82 = 48,858.92/x
  3. Step 3: Cross multiply
    69,027.92x = 95,143.82 × 48,858.92
  4. Step 4: Simplify right side
    69,027.92x = 4,648,624,289.87
  5. Step 5: Solve for x
    x = 4,648,624,289.87/69,027.92
  6. Step 6: Final answer
    x = 67,344.12

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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.