Home / 192,789.29-266,050.55-112,263.77

Finding the Fourth Proportional to 192,789.29, 266,050.55 and 112,263.77

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Solution

The fourth proportional to 192,789.29, 266,050.55 and 112,263.77 is: 154,924.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,789.29 : 266,050.55 = 112,263.77 : x
  2. Step 2: Convert to fraction form
    192,789.29/266,050.55 = 112,263.77/x
  3. Step 3: Cross multiply
    192,789.29x = 266,050.55 × 112,263.77
  4. Step 4: Simplify right side
    192,789.29x = 29,867,836,703.98
  5. Step 5: Solve for x
    x = 29,867,836,703.98/192,789.29
  6. Step 6: Final answer
    x = 154,924.78

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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.