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Finding the Fourth Proportional to 9,141.02, 13,717.01 and 8,397.44

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Solution

The fourth proportional to 9,141.02, 13,717.01 and 8,397.44 is: 12,601.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,141.02 : 13,717.01 = 8,397.44 : x
  2. Step 2: Convert to fraction form
    9,141.02/13,717.01 = 8,397.44/x
  3. Step 3: Cross multiply
    9,141.02x = 13,717.01 × 8,397.44
  4. Step 4: Simplify right side
    9,141.02x = 115,187,760.76
  5. Step 5: Solve for x
    x = 115,187,760.76/9,141.02
  6. Step 6: Final answer
    x = 12,601.19

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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.