Home / 57,660.57-86,427.67-22,561.65

Finding the Fourth Proportional to 57,660.57, 86,427.67 and 22,561.65

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Solution

The fourth proportional to 57,660.57, 86,427.67 and 22,561.65 is: 33,817.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,660.57 : 86,427.67 = 22,561.65 : x
  2. Step 2: Convert to fraction form
    57,660.57/86,427.67 = 22,561.65/x
  3. Step 3: Cross multiply
    57,660.57x = 86,427.67 × 22,561.65
  4. Step 4: Simplify right side
    57,660.57x = 1,949,950,840.86
  5. Step 5: Solve for x
    x = 1,949,950,840.86/57,660.57
  6. Step 6: Final answer
    x = 33,817.75

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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.