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Finding the Fourth Proportional to 63,610.92, 87,772.84 and 36,756.99

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Solution

The fourth proportional to 63,610.92, 87,772.84 and 36,756.99 is: 50,718.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,610.92 : 87,772.84 = 36,756.99 : x
  2. Step 2: Convert to fraction form
    63,610.92/87,772.84 = 36,756.99/x
  3. Step 3: Cross multiply
    63,610.92x = 87,772.84 × 36,756.99
  4. Step 4: Simplify right side
    63,610.92x = 3,226,265,310.26
  5. Step 5: Solve for x
    x = 3,226,265,310.26/63,610.92
  6. Step 6: Final answer
    x = 50,718.73

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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.