Home / 148,269.57-222,370.98-68,230.77

Finding the Fourth Proportional to 148,269.57, 222,370.98 and 68,230.77

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Solution

The fourth proportional to 148,269.57, 222,370.98 and 68,230.77 is: 102,330.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,269.57 : 222,370.98 = 68,230.77 : x
  2. Step 2: Convert to fraction form
    148,269.57/222,370.98 = 68,230.77/x
  3. Step 3: Cross multiply
    148,269.57x = 222,370.98 × 68,230.77
  4. Step 4: Simplify right side
    148,269.57x = 15,172,543,191.05
  5. Step 5: Solve for x
    x = 15,172,543,191.05/148,269.57
  6. Step 6: Final answer
    x = 102,330.80

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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.