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Finding the Fourth Proportional to 57,947.37, 86,950.73 and 27,586.87

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Solution

The fourth proportional to 57,947.37, 86,950.73 and 27,586.87 is: 41,394.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,947.37 : 86,950.73 = 27,586.87 : x
  2. Step 2: Convert to fraction form
    57,947.37/86,950.73 = 27,586.87/x
  3. Step 3: Cross multiply
    57,947.37x = 86,950.73 × 27,586.87
  4. Step 4: Simplify right side
    57,947.37x = 2,398,698,209.81
  5. Step 5: Solve for x
    x = 2,398,698,209.81/57,947.37
  6. Step 6: Final answer
    x = 41,394.42

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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.