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Finding the Fourth Proportional to 6,115.63, 9,163.22 and 5,888.11

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Solution

The fourth proportional to 6,115.63, 9,163.22 and 5,888.11 is: 8,822.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,115.63 : 9,163.22 = 5,888.11 : x
  2. Step 2: Convert to fraction form
    6,115.63/9,163.22 = 5,888.11/x
  3. Step 3: Cross multiply
    6,115.63x = 9,163.22 × 5,888.11
  4. Step 4: Simplify right side
    6,115.63x = 53,953,972.06
  5. Step 5: Solve for x
    x = 53,953,972.06/6,115.63
  6. Step 6: Final answer
    x = 8,822.32

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1.5x scale

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.