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Finding the Fourth Proportional to 57,655.26, 79,523.37 and 37,474.92

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Solution

The fourth proportional to 57,655.26, 79,523.37 and 37,474.92 is: 51,688.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,655.26 : 79,523.37 = 37,474.92 : x
  2. Step 2: Convert to fraction form
    57,655.26/79,523.37 = 37,474.92/x
  3. Step 3: Cross multiply
    57,655.26x = 79,523.37 × 37,474.92
  4. Step 4: Simplify right side
    57,655.26x = 2,980,131,928.88
  5. Step 5: Solve for x
    x = 2,980,131,928.88/57,655.26
  6. Step 6: Final answer
    x = 51,688.81

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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.