Home / 106,976.32-147,617.08-59,227.92

Finding the Fourth Proportional to 106,976.32, 147,617.08 and 59,227.92

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Solution

The fourth proportional to 106,976.32, 147,617.08 and 59,227.92 is: 81,728.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,976.32 : 147,617.08 = 59,227.92 : x
  2. Step 2: Convert to fraction form
    106,976.32/147,617.08 = 59,227.92/x
  3. Step 3: Cross multiply
    106,976.32x = 147,617.08 × 59,227.92
  4. Step 4: Simplify right side
    106,976.32x = 8,743,052,604.87
  5. Step 5: Solve for x
    x = 8,743,052,604.87/106,976.32
  6. Step 6: Final answer
    x = 81,728.86

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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.