Home / 191,015.24-263,601.09-106,132.31

Finding the Fourth Proportional to 191,015.24, 263,601.09 and 106,132.31

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Solution

The fourth proportional to 191,015.24, 263,601.09 and 106,132.31 is: 146,462.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,015.24 : 263,601.09 = 106,132.31 : x
  2. Step 2: Convert to fraction form
    191,015.24/263,601.09 = 106,132.31/x
  3. Step 3: Cross multiply
    191,015.24x = 263,601.09 × 106,132.31
  4. Step 4: Simplify right side
    191,015.24x = 27,976,591,282.21
  5. Step 5: Solve for x
    x = 27,976,591,282.21/191,015.24
  6. Step 6: Final answer
    x = 146,462.61

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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.