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Finding the Fourth Proportional to 37,653.20, 51,856.20 and 36,836.88

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Solution

The fourth proportional to 37,653.20, 51,856.20 and 36,836.88 is: 50,731.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,653.20 : 51,856.20 = 36,836.88 : x
  2. Step 2: Convert to fraction form
    37,653.20/51,856.20 = 36,836.88/x
  3. Step 3: Cross multiply
    37,653.20x = 51,856.20 × 36,836.88
  4. Step 4: Simplify right side
    37,653.20x = 1,910,220,616.66
  5. Step 5: Solve for x
    x = 1,910,220,616.66/37,653.20
  6. Step 6: Final answer
    x = 50,731.96

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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.