Home / 106,516.35-146,993.36-58,771.44

Finding the Fourth Proportional to 106,516.35, 146,993.36 and 58,771.44

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Solution

The fourth proportional to 106,516.35, 146,993.36 and 58,771.44 is: 81,105.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,516.35 : 146,993.36 = 58,771.44 : x
  2. Step 2: Convert to fraction form
    106,516.35/146,993.36 = 58,771.44/x
  3. Step 3: Cross multiply
    106,516.35x = 146,993.36 × 58,771.44
  4. Step 4: Simplify right side
    106,516.35x = 8,639,011,143.78
  5. Step 5: Solve for x
    x = 8,639,011,143.78/106,516.35
  6. Step 6: Final answer
    x = 81,105.02

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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.