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Finding the Fourth Proportional to 201,193.24, 301,821.20 and 60,918.52

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Solution

The fourth proportional to 201,193.24, 301,821.20 and 60,918.52 is: 91,387.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,193.24 : 301,821.20 = 60,918.52 : x
  2. Step 2: Convert to fraction form
    201,193.24/301,821.20 = 60,918.52/x
  3. Step 3: Cross multiply
    201,193.24x = 301,821.20 × 60,918.52
  4. Step 4: Simplify right side
    201,193.24x = 18,386,500,808.62
  5. Step 5: Solve for x
    x = 18,386,500,808.62/201,193.24
  6. Step 6: Final answer
    x = 91,387.27

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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.