Home / 57,378.78-79,197.75-32,236.38

Finding the Fourth Proportional to 57,378.78, 79,197.75 and 32,236.38

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Solution

The fourth proportional to 57,378.78, 79,197.75 and 32,236.38 is: 44,494.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,378.78 : 79,197.75 = 32,236.38 : x
  2. Step 2: Convert to fraction form
    57,378.78/79,197.75 = 32,236.38/x
  3. Step 3: Cross multiply
    57,378.78x = 79,197.75 × 32,236.38
  4. Step 4: Simplify right side
    57,378.78x = 2,553,048,764.15
  5. Step 5: Solve for x
    x = 2,553,048,764.15/57,378.78
  6. Step 6: Final answer
    x = 44,494.65

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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.