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Finding the Fourth Proportional to 22,353.91, 33,530.87 and 14,611.93

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Solution

The fourth proportional to 22,353.91, 33,530.87 and 14,611.93 is: 21,917.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,353.91 : 33,530.87 = 14,611.93 : x
  2. Step 2: Convert to fraction form
    22,353.91/33,530.87 = 14,611.93/x
  3. Step 3: Cross multiply
    22,353.91x = 33,530.87 × 14,611.93
  4. Step 4: Simplify right side
    22,353.91x = 489,950,725.28
  5. Step 5: Solve for x
    x = 489,950,725.28/22,353.91
  6. Step 6: Final answer
    x = 21,917.90

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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.