Home / 199,269.17-274,985.94-108,626.90

Finding the Fourth Proportional to 199,269.17, 274,985.94 and 108,626.90

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Solution

The fourth proportional to 199,269.17, 274,985.94 and 108,626.90 is: 149,902.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,269.17 : 274,985.94 = 108,626.90 : x
  2. Step 2: Convert to fraction form
    199,269.17/274,985.94 = 108,626.90/x
  3. Step 3: Cross multiply
    199,269.17x = 274,985.94 × 108,626.90
  4. Step 4: Simplify right side
    199,269.17x = 29,870,868,830.86
  5. Step 5: Solve for x
    x = 29,870,868,830.86/199,269.17
  6. Step 6: Final answer
    x = 149,902.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.