Home / 191,150.25-263,787.66-106,267.31

Finding the Fourth Proportional to 191,150.25, 263,787.66 and 106,267.31

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Solution

The fourth proportional to 191,150.25, 263,787.66 and 106,267.31 is: 146,649.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,150.25 : 263,787.66 = 106,267.31 : x
  2. Step 2: Convert to fraction form
    191,150.25/263,787.66 = 106,267.31/x
  3. Step 3: Cross multiply
    191,150.25x = 263,787.66 × 106,267.31
  4. Step 4: Simplify right side
    191,150.25x = 28,032,005,698.86
  5. Step 5: Solve for x
    x = 28,032,005,698.86/191,150.25
  6. Step 6: Final answer
    x = 146,649.07

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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.