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Finding the Fourth Proportional to 22,099.54, 33,146.02 and 7,308.54

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Solution

The fourth proportional to 22,099.54, 33,146.02 and 7,308.54 is: 10,961.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,099.54 : 33,146.02 = 7,308.54 : x
  2. Step 2: Convert to fraction form
    22,099.54/33,146.02 = 7,308.54/x
  3. Step 3: Cross multiply
    22,099.54x = 33,146.02 × 7,308.54
  4. Step 4: Simplify right side
    22,099.54x = 242,249,013.01
  5. Step 5: Solve for x
    x = 242,249,013.01/22,099.54
  6. Step 6: Final answer
    x = 10,961.72

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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.