Home / 185,015.74-277,634.33-79,834.71

Finding the Fourth Proportional to 185,015.74, 277,634.33 and 79,834.71

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Solution

The fourth proportional to 185,015.74, 277,634.33 and 79,834.71 is: 119,799.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,015.74 : 277,634.33 = 79,834.71 : x
  2. Step 2: Convert to fraction form
    185,015.74/277,634.33 = 79,834.71/x
  3. Step 3: Cross multiply
    185,015.74x = 277,634.33 × 79,834.71
  4. Step 4: Simplify right side
    185,015.74x = 22,164,856,221.59
  5. Step 5: Solve for x
    x = 22,164,856,221.59/185,015.74
  6. Step 6: Final answer
    x = 119,799.84

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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.