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Finding the Fourth Proportional to 48,586.36, 72,879.54 and 27,795.28

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Solution

The fourth proportional to 48,586.36, 72,879.54 and 27,795.28 is: 41,692.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,586.36 : 72,879.54 = 27,795.28 : x
  2. Step 2: Convert to fraction form
    48,586.36/72,879.54 = 27,795.28/x
  3. Step 3: Cross multiply
    48,586.36x = 72,879.54 × 27,795.28
  4. Step 4: Simplify right side
    48,586.36x = 2,025,707,220.57
  5. Step 5: Solve for x
    x = 2,025,707,220.57/48,586.36
  6. Step 6: Final answer
    x = 41,692.92

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1.5x scale

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.