Home / 57,524.53-79,408.34-38,672.59

Finding the Fourth Proportional to 57,524.53, 79,408.34 and 38,672.59

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Solution

The fourth proportional to 57,524.53, 79,408.34 and 38,672.59 is: 53,384.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,524.53 : 79,408.34 = 38,672.59 : x
  2. Step 2: Convert to fraction form
    57,524.53/79,408.34 = 38,672.59/x
  3. Step 3: Cross multiply
    57,524.53x = 79,408.34 × 38,672.59
  4. Step 4: Simplify right side
    57,524.53x = 3,070,925,976.88
  5. Step 5: Solve for x
    x = 3,070,925,976.88/57,524.53
  6. Step 6: Final answer
    x = 53,384.64

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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.