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Finding the Fourth Proportional to 63,410.66, 87,506.54 and 36,553.02

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Solution

The fourth proportional to 63,410.66, 87,506.54 and 36,553.02 is: 50,443.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,410.66 : 87,506.54 = 36,553.02 : x
  2. Step 2: Convert to fraction form
    63,410.66/87,506.54 = 36,553.02/x
  3. Step 3: Cross multiply
    63,410.66x = 87,506.54 × 36,553.02
  4. Step 4: Simplify right side
    63,410.66x = 3,198,628,306.75
  5. Step 5: Solve for x
    x = 3,198,628,306.75/63,410.66
  6. Step 6: Final answer
    x = 50,443.07

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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.