Home / 106,367.83-146,786.87-58,621.21

Finding the Fourth Proportional to 106,367.83, 146,786.87 and 58,621.21

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Solution

The fourth proportional to 106,367.83, 146,786.87 and 58,621.21 is: 80,896.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,367.83 : 146,786.87 = 58,621.21 : x
  2. Step 2: Convert to fraction form
    106,367.83/146,786.87 = 58,621.21/x
  3. Step 3: Cross multiply
    106,367.83x = 146,786.87 × 58,621.21
  4. Step 4: Simplify right side
    106,367.83x = 8,604,823,711.10
  5. Step 5: Solve for x
    x = 8,604,823,711.10/106,367.83
  6. Step 6: Final answer
    x = 80,896.86

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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.