Home / 57,589.57-86,396.10-32,640.76

Finding the Fourth Proportional to 57,589.57, 86,396.10 and 32,640.76

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Solution

The fourth proportional to 57,589.57, 86,396.10 and 32,640.76 is: 48,967.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,589.57 : 86,396.10 = 32,640.76 : x
  2. Step 2: Convert to fraction form
    57,589.57/86,396.10 = 32,640.76/x
  3. Step 3: Cross multiply
    57,589.57x = 86,396.10 × 32,640.76
  4. Step 4: Simplify right side
    57,589.57x = 2,820,034,365.04
  5. Step 5: Solve for x
    x = 2,820,034,365.04/57,589.57
  6. Step 6: Final answer
    x = 48,967.80

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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.