Home / 84,649.48-116,819.96-50,651.45

Finding the Fourth Proportional to 84,649.48, 116,819.96 and 50,651.45

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Solution

The fourth proportional to 84,649.48, 116,819.96 and 50,651.45 is: 69,901.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,649.48 : 116,819.96 = 50,651.45 : x
  2. Step 2: Convert to fraction form
    84,649.48/116,819.96 = 50,651.45/x
  3. Step 3: Cross multiply
    84,649.48x = 116,819.96 × 50,651.45
  4. Step 4: Simplify right side
    84,649.48x = 5,917,100,781.62
  5. Step 5: Solve for x
    x = 5,917,100,781.62/84,649.48
  6. Step 6: Final answer
    x = 69,901.21

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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.