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Finding the Fourth Proportional to 64,804.56, 88,847.04 and 63,623.58

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Solution

The fourth proportional to 64,804.56, 88,847.04 and 63,623.58 is: 87,227.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,804.56 : 88,847.04 = 63,623.58 : x
  2. Step 2: Convert to fraction form
    64,804.56/88,847.04 = 63,623.58/x
  3. Step 3: Cross multiply
    64,804.56x = 88,847.04 × 63,623.58
  4. Step 4: Simplify right side
    64,804.56x = 5,652,766,757.20
  5. Step 5: Solve for x
    x = 5,652,766,757.20/64,804.56
  6. Step 6: Final answer
    x = 87,227.92

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.