Home / 141,320.39-194,944.26-89,542.76

Finding the Fourth Proportional to 141,320.39, 194,944.26 and 89,542.76

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Solution

The fourth proportional to 141,320.39, 194,944.26 and 89,542.76 is: 123,519.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,320.39 : 194,944.26 = 89,542.76 : x
  2. Step 2: Convert to fraction form
    141,320.39/194,944.26 = 89,542.76/x
  3. Step 3: Cross multiply
    141,320.39x = 194,944.26 × 89,542.76
  4. Step 4: Simplify right side
    141,320.39x = 17,455,846,111.84
  5. Step 5: Solve for x
    x = 17,455,846,111.84/141,320.39
  6. Step 6: Final answer
    x = 123,519.66

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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.