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Finding the Fourth Proportional to 193,919.00, 290,806.49 and 67,526.80

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Solution

The fourth proportional to 193,919.00, 290,806.49 and 67,526.80 is: 101,265.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,919.00 : 290,806.49 = 67,526.80 : x
  2. Step 2: Convert to fraction form
    193,919.00/290,806.49 = 67,526.80/x
  3. Step 3: Cross multiply
    193,919.00x = 290,806.49 × 67,526.80
  4. Step 4: Simplify right side
    193,919.00x = 19,637,231,130.73
  5. Step 5: Solve for x
    x = 19,637,231,130.73/193,919.00
  6. Step 6: Final answer
    x = 101,265.12

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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.