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Finding the Fourth Proportional to 63,563.44, 87,721.74 and 36,707.08

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Solution

The fourth proportional to 63,563.44, 87,721.74 and 36,707.08 is: 50,658.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,563.44 : 87,721.74 = 36,707.08 : x
  2. Step 2: Convert to fraction form
    63,563.44/87,721.74 = 36,707.08/x
  3. Step 3: Cross multiply
    63,563.44x = 87,721.74 × 36,707.08
  4. Step 4: Simplify right side
    63,563.44x = 3,220,008,927.92
  5. Step 5: Solve for x
    x = 3,220,008,927.92/63,563.44
  6. Step 6: Final answer
    x = 50,658.19

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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.