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Finding the Fourth Proportional to 201,230.82, 301,889.79 and 61,000.02

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Solution

The fourth proportional to 201,230.82, 301,889.79 and 61,000.02 is: 91,513.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,230.82 : 301,889.79 = 61,000.02 : x
  2. Step 2: Convert to fraction form
    201,230.82/301,889.79 = 61,000.02/x
  3. Step 3: Cross multiply
    201,230.82x = 301,889.79 × 61,000.02
  4. Step 4: Simplify right side
    201,230.82x = 18,415,283,227.80
  5. Step 5: Solve for x
    x = 18,415,283,227.80/201,230.82
  6. Step 6: Final answer
    x = 91,513.23

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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.