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Finding the Fourth Proportional to 274,098.60, 411,147.90 and 96,623.55

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Solution

The fourth proportional to 274,098.60, 411,147.90 and 96,623.55 is: 144,935.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,098.60 : 411,147.90 = 96,623.55 : x
  2. Step 2: Convert to fraction form
    274,098.60/411,147.90 = 96,623.55/x
  3. Step 3: Cross multiply
    274,098.60x = 411,147.90 × 96,623.55
  4. Step 4: Simplify right side
    274,098.60x = 39,726,569,673.05
  5. Step 5: Solve for x
    x = 39,726,569,673.05/274,098.60
  6. Step 6: Final answer
    x = 144,935.33

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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.