Home / 84,213.66-116,211.93-50,204.60

Finding the Fourth Proportional to 84,213.66, 116,211.93 and 50,204.60

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Solution

The fourth proportional to 84,213.66, 116,211.93 and 50,204.60 is: 69,280.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,213.66 : 116,211.93 = 50,204.60 : x
  2. Step 2: Convert to fraction form
    84,213.66/116,211.93 = 50,204.60/x
  3. Step 3: Cross multiply
    84,213.66x = 116,211.93 × 50,204.60
  4. Step 4: Simplify right side
    84,213.66x = 5,834,372,879.82
  5. Step 5: Solve for x
    x = 5,834,372,879.82/84,213.66
  6. Step 6: Final answer
    x = 69,280.60

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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.