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Finding the Fourth Proportional to 63,754.97, 87,979.50 and 35,460.05

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Solution

The fourth proportional to 63,754.97, 87,979.50 and 35,460.05 is: 48,933.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,754.97 : 87,979.50 = 35,460.05 : x
  2. Step 2: Convert to fraction form
    63,754.97/87,979.50 = 35,460.05/x
  3. Step 3: Cross multiply
    63,754.97x = 87,979.50 × 35,460.05
  4. Step 4: Simplify right side
    63,754.97x = 3,119,757,029.08
  5. Step 5: Solve for x
    x = 3,119,757,029.08/63,754.97
  6. Step 6: Final answer
    x = 48,933.55

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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.