Home / 141,214.25-194,879.05-77,553.41

Finding the Fourth Proportional to 141,214.25, 194,879.05 and 77,553.41

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Solution

The fourth proportional to 141,214.25, 194,879.05 and 77,553.41 is: 107,025.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,214.25 : 194,879.05 = 77,553.41 : x
  2. Step 2: Convert to fraction form
    141,214.25/194,879.05 = 77,553.41/x
  3. Step 3: Cross multiply
    141,214.25x = 194,879.05 × 77,553.41
  4. Step 4: Simplify right side
    141,214.25x = 15,113,534,865.06
  5. Step 5: Solve for x
    x = 15,113,534,865.06/141,214.25
  6. Step 6: Final answer
    x = 107,025.56

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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.