Home / 191,242.26-263,923.65-106,357.50

Finding the Fourth Proportional to 191,242.26, 263,923.65 and 106,357.50

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Solution

The fourth proportional to 191,242.26, 263,923.65 and 106,357.50 is: 146,778.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,242.26 : 263,923.65 = 106,357.50 : x
  2. Step 2: Convert to fraction form
    191,242.26/263,923.65 = 106,357.50/x
  3. Step 3: Cross multiply
    191,242.26x = 263,923.65 × 106,357.50
  4. Step 4: Simplify right side
    191,242.26x = 28,070,259,604.88
  5. Step 5: Solve for x
    x = 28,070,259,604.88/191,242.26
  6. Step 6: Final answer
    x = 146,778.54

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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.