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Finding the Fourth Proportional to 37,170.92, 55,741.84 and 13,472.84

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Solution

The fourth proportional to 37,170.92, 55,741.84 and 13,472.84 is: 20,203.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,170.92 : 55,741.84 = 13,472.84 : x
  2. Step 2: Convert to fraction form
    37,170.92/55,741.84 = 13,472.84/x
  3. Step 3: Cross multiply
    37,170.92x = 55,741.84 × 13,472.84
  4. Step 4: Simplify right side
    37,170.92x = 751,000,891.63
  5. Step 5: Solve for x
    x = 751,000,891.63/37,170.92
  6. Step 6: Final answer
    x = 20,203.99

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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.