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Finding the Fourth Proportional to 64,653.08, 89,222.46 and 37,797.88

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Solution

The fourth proportional to 64,653.08, 89,222.46 and 37,797.88 is: 52,161.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,653.08 : 89,222.46 = 37,797.88 : x
  2. Step 2: Convert to fraction form
    64,653.08/89,222.46 = 37,797.88/x
  3. Step 3: Cross multiply
    64,653.08x = 89,222.46 × 37,797.88
  4. Step 4: Simplify right side
    64,653.08x = 3,372,419,836.38
  5. Step 5: Solve for x
    x = 3,372,419,836.38/64,653.08
  6. Step 6: Final answer
    x = 52,161.78

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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.