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Finding the Fourth Proportional to 200,979.01, 301,466.69 and 60,737.64

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Solution

The fourth proportional to 200,979.01, 301,466.69 and 60,737.64 is: 91,105.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,979.01 : 301,466.69 = 60,737.64 : x
  2. Step 2: Convert to fraction form
    200,979.01/301,466.69 = 60,737.64/x
  3. Step 3: Cross multiply
    200,979.01x = 301,466.69 × 60,737.64
  4. Step 4: Simplify right side
    200,979.01x = 18,310,375,289.21
  5. Step 5: Solve for x
    x = 18,310,375,289.21/200,979.01
  6. Step 6: Final answer
    x = 91,105.91

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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.