Home / 197,818.92-296,776.94-57,578.76

Finding the Fourth Proportional to 197,818.92, 296,776.94 and 57,578.76

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Solution

The fourth proportional to 197,818.92, 296,776.94 and 57,578.76 is: 86,382.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,818.92 : 296,776.94 = 57,578.76 : x
  2. Step 2: Convert to fraction form
    197,818.92/296,776.94 = 57,578.76/x
  3. Step 3: Cross multiply
    197,818.92x = 296,776.94 × 57,578.76
  4. Step 4: Simplify right side
    197,818.92x = 17,088,048,201.79
  5. Step 5: Solve for x
    x = 17,088,048,201.79/197,818.92
  6. Step 6: Final answer
    x = 86,382.27

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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.