Home / 109,277.76-150,787.62-60,879.36

Finding the Fourth Proportional to 109,277.76, 150,787.62 and 60,879.36

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Solution

The fourth proportional to 109,277.76, 150,787.62 and 60,879.36 is: 84,004.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,277.76 : 150,787.62 = 60,879.36 : x
  2. Step 2: Convert to fraction form
    109,277.76/150,787.62 = 60,879.36/x
  3. Step 3: Cross multiply
    109,277.76x = 150,787.62 × 60,879.36
  4. Step 4: Simplify right side
    109,277.76x = 9,179,853,801.52
  5. Step 5: Solve for x
    x = 9,179,853,801.52/109,277.76
  6. Step 6: Final answer
    x = 84,004.78

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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.