Home / 191,081.70-263,707.45-114,603.73

Finding the Fourth Proportional to 191,081.70, 263,707.45 and 114,603.73

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Solution

The fourth proportional to 191,081.70, 263,707.45 and 114,603.73 is: 158,161.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,081.70 : 263,707.45 = 114,603.73 : x
  2. Step 2: Convert to fraction form
    191,081.70/263,707.45 = 114,603.73/x
  3. Step 3: Cross multiply
    191,081.70x = 263,707.45 × 114,603.73
  4. Step 4: Simplify right side
    191,081.70x = 30,221,856,453.01
  5. Step 5: Solve for x
    x = 30,221,856,453.01/191,081.70
  6. Step 6: Final answer
    x = 158,161.96

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1.5x scale

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.