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Finding the Fourth Proportional to 22,215.42, 33,323.12 and 8,894.41

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Solution

The fourth proportional to 22,215.42, 33,323.12 and 8,894.41 is: 13,341.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,215.42 : 33,323.12 = 8,894.41 : x
  2. Step 2: Convert to fraction form
    22,215.42/33,323.12 = 8,894.41/x
  3. Step 3: Cross multiply
    22,215.42x = 33,323.12 × 8,894.41
  4. Step 4: Simplify right side
    22,215.42x = 296,389,430.69
  5. Step 5: Solve for x
    x = 296,389,430.69/22,215.42
  6. Step 6: Final answer
    x = 13,341.61

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Similar ratio
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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.