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Finding the Fourth Proportional to 201,189.19, 301,830.53 and 59,028.73

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Solution

The fourth proportional to 201,189.19, 301,830.53 and 59,028.73 is: 88,556.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,189.19 : 301,830.53 = 59,028.73 : x
  2. Step 2: Convert to fraction form
    201,189.19/301,830.53 = 59,028.73/x
  3. Step 3: Cross multiply
    201,189.19x = 301,830.53 × 59,028.73
  4. Step 4: Simplify right side
    201,189.19x = 17,816,672,861.13
  5. Step 5: Solve for x
    x = 17,816,672,861.13/201,189.19
  6. Step 6: Final answer
    x = 88,556.81

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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.