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Finding the Fourth Proportional to 108,777.44, 163,163.76 and 44,722.08

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Solution

The fourth proportional to 108,777.44, 163,163.76 and 44,722.08 is: 67,082.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,777.44 : 163,163.76 = 44,722.08 : x
  2. Step 2: Convert to fraction form
    108,777.44/163,163.76 = 44,722.08/x
  3. Step 3: Cross multiply
    108,777.44x = 163,163.76 × 44,722.08
  4. Step 4: Simplify right side
    108,777.44x = 7,297,022,727.82
  5. Step 5: Solve for x
    x = 7,297,022,727.82/108,777.44
  6. Step 6: Final answer
    x = 67,082.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.