Home / 49,400.82-74,101.42-11,960.83

Finding the Fourth Proportional to 49,400.82, 74,101.42 and 11,960.83

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Solution

The fourth proportional to 49,400.82, 74,101.42 and 11,960.83 is: 17,941.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,400.82 : 74,101.42 = 11,960.83 : x
  2. Step 2: Convert to fraction form
    49,400.82/74,101.42 = 11,960.83/x
  3. Step 3: Cross multiply
    49,400.82x = 74,101.42 × 11,960.83
  4. Step 4: Simplify right side
    49,400.82x = 886,314,487.38
  5. Step 5: Solve for x
    x = 886,314,487.38/49,400.82
  6. Step 6: Final answer
    x = 17,941.29

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1.5x scale

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.