Home / 195,953.16-293,979.09-55,711.79

Finding the Fourth Proportional to 195,953.16, 293,979.09 and 55,711.79

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Solution

The fourth proportional to 195,953.16, 293,979.09 and 55,711.79 is: 83,581.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,953.16 : 293,979.09 = 55,711.79 : x
  2. Step 2: Convert to fraction form
    195,953.16/293,979.09 = 55,711.79/x
  3. Step 3: Cross multiply
    195,953.16x = 293,979.09 × 55,711.79
  4. Step 4: Simplify right side
    195,953.16x = 16,378,099,856.58
  5. Step 5: Solve for x
    x = 16,378,099,856.58/195,953.16
  6. Step 6: Final answer
    x = 83,581.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.