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Finding the Fourth Proportional to 22,594.78, 33,885.68 and 8,740.54

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Solution

The fourth proportional to 22,594.78, 33,885.68 and 8,740.54 is: 13,108.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,594.78 : 33,885.68 = 8,740.54 : x
  2. Step 2: Convert to fraction form
    22,594.78/33,885.68 = 8,740.54/x
  3. Step 3: Cross multiply
    22,594.78x = 33,885.68 × 8,740.54
  4. Step 4: Simplify right side
    22,594.78x = 296,179,141.47
  5. Step 5: Solve for x
    x = 296,179,141.47/22,594.78
  6. Step 6: Final answer
    x = 13,108.30

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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.