Home / 57,640.27-79,543.42-32,146.67

Finding the Fourth Proportional to 57,640.27, 79,543.42 and 32,146.67

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Solution

The fourth proportional to 57,640.27, 79,543.42 and 32,146.67 is: 44,362.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,640.27 : 79,543.42 = 32,146.67 : x
  2. Step 2: Convert to fraction form
    57,640.27/79,543.42 = 32,146.67/x
  3. Step 3: Cross multiply
    57,640.27x = 79,543.42 × 32,146.67
  4. Step 4: Simplify right side
    57,640.27x = 2,557,055,912.68
  5. Step 5: Solve for x
    x = 2,557,055,912.68/57,640.27
  6. Step 6: Final answer
    x = 44,362.32

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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.