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Finding the Fourth Proportional to 22,653.29, 33,958.98 and 8,609.11

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Solution

The fourth proportional to 22,653.29, 33,958.98 and 8,609.11 is: 12,905.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,653.29 : 33,958.98 = 8,609.11 : x
  2. Step 2: Convert to fraction form
    22,653.29/33,958.98 = 8,609.11/x
  3. Step 3: Cross multiply
    22,653.29x = 33,958.98 × 8,609.11
  4. Step 4: Simplify right side
    22,653.29x = 292,356,509.41
  5. Step 5: Solve for x
    x = 292,356,509.41/22,653.29
  6. Step 6: Final answer
    x = 12,905.70

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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.