Home / 141,208.82-194,819.44-90,251.37

Finding the Fourth Proportional to 141,208.82, 194,819.44 and 90,251.37

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Solution

The fourth proportional to 141,208.82, 194,819.44 and 90,251.37 is: 124,515.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,208.82 : 194,819.44 = 90,251.37 : x
  2. Step 2: Convert to fraction form
    141,208.82/194,819.44 = 90,251.37/x
  3. Step 3: Cross multiply
    141,208.82x = 194,819.44 × 90,251.37
  4. Step 4: Simplify right side
    141,208.82x = 17,582,721,362.63
  5. Step 5: Solve for x
    x = 17,582,721,362.63/141,208.82
  6. Step 6: Final answer
    x = 124,515.74

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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.