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Finding the Fourth Proportional to 22,049.52, 33,070.53 and 7,258.51

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Solution

The fourth proportional to 22,049.52, 33,070.53 and 7,258.51 is: 10,886.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,049.52 : 33,070.53 = 7,258.51 : x
  2. Step 2: Convert to fraction form
    22,049.52/33,070.53 = 7,258.51/x
  3. Step 3: Cross multiply
    22,049.52x = 33,070.53 × 7,258.51
  4. Step 4: Simplify right side
    22,049.52x = 240,042,800.44
  5. Step 5: Solve for x
    x = 240,042,800.44/22,049.52
  6. Step 6: Final answer
    x = 10,886.53

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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.