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Finding the Fourth Proportional to 22,564.72, 33,810.08 and 15,979.08

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Solution

The fourth proportional to 22,564.72, 33,810.08 and 15,979.08 is: 23,942.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,564.72 : 33,810.08 = 15,979.08 : x
  2. Step 2: Convert to fraction form
    22,564.72/33,810.08 = 15,979.08/x
  3. Step 3: Cross multiply
    22,564.72x = 33,810.08 × 15,979.08
  4. Step 4: Simplify right side
    22,564.72x = 540,253,844.02
  5. Step 5: Solve for x
    x = 540,253,844.02/22,564.72
  6. Step 6: Final answer
    x = 23,942.42

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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.