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Finding the Fourth Proportional to 22,518.71, 33,778.08 and 5,878.73

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Solution

The fourth proportional to 22,518.71, 33,778.08 and 5,878.73 is: 8,818.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,518.71 : 33,778.08 = 5,878.73 : x
  2. Step 2: Convert to fraction form
    22,518.71/33,778.08 = 5,878.73/x
  3. Step 3: Cross multiply
    22,518.71x = 33,778.08 × 5,878.73
  4. Step 4: Simplify right side
    22,518.71x = 198,572,043.35
  5. Step 5: Solve for x
    x = 198,572,043.35/22,518.71
  6. Step 6: Final answer
    x = 8,818.09

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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.