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Finding the Fourth Proportional to 18,306.83, 27,462.06 and 8,448.92

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Solution

The fourth proportional to 18,306.83, 27,462.06 and 8,448.92 is: 12,674.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,306.83 : 27,462.06 = 8,448.92 : x
  2. Step 2: Convert to fraction form
    18,306.83/27,462.06 = 8,448.92/x
  3. Step 3: Cross multiply
    18,306.83x = 27,462.06 × 8,448.92
  4. Step 4: Simplify right side
    18,306.83x = 232,024,610.66
  5. Step 5: Solve for x
    x = 232,024,610.66/18,306.83
  6. Step 6: Final answer
    x = 12,674.21

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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.