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Finding the Fourth Proportional to 63,529.52, 87,664.97 and 34,847.91

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Solution

The fourth proportional to 63,529.52, 87,664.97 and 34,847.91 is: 48,086.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,529.52 : 87,664.97 = 34,847.91 : x
  2. Step 2: Convert to fraction form
    63,529.52/87,664.97 = 34,847.91/x
  3. Step 3: Cross multiply
    63,529.52x = 87,664.97 × 34,847.91
  4. Step 4: Simplify right side
    63,529.52x = 3,054,940,810.47
  5. Step 5: Solve for x
    x = 3,054,940,810.47/63,529.52
  6. Step 6: Final answer
    x = 48,086.95

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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.