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Finding the Fourth Proportional to 201,583.67, 302,562.60 and 101,813.92

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Solution

The fourth proportional to 201,583.67, 302,562.60 and 101,813.92 is: 152,815.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,583.67 : 302,562.60 = 101,813.92 : x
  2. Step 2: Convert to fraction form
    201,583.67/302,562.60 = 101,813.92/x
  3. Step 3: Cross multiply
    201,583.67x = 302,562.60 × 101,813.92
  4. Step 4: Simplify right side
    201,583.67x = 30,805,084,351.39
  5. Step 5: Solve for x
    x = 30,805,084,351.39/201,583.67
  6. Step 6: Final answer
    x = 152,815.38

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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.