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Finding the Fourth Proportional to 13,374.52, 18,451.53 and 8,593.73

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Solution

The fourth proportional to 13,374.52, 18,451.53 and 8,593.73 is: 11,855.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,374.52 : 18,451.53 = 8,593.73 : x
  2. Step 2: Convert to fraction form
    13,374.52/18,451.53 = 8,593.73/x
  3. Step 3: Cross multiply
    13,374.52x = 18,451.53 × 8,593.73
  4. Step 4: Simplify right side
    13,374.52x = 158,567,443.84
  5. Step 5: Solve for x
    x = 158,567,443.84/13,374.52
  6. Step 6: Final answer
    x = 11,855.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.