Home / 106,117.56-146,431.74-60,786.84

Finding the Fourth Proportional to 106,117.56, 146,431.74 and 60,786.84

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Solution

The fourth proportional to 106,117.56, 146,431.74 and 60,786.84 is: 83,879.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,117.56 : 146,431.74 = 60,786.84 : x
  2. Step 2: Convert to fraction form
    106,117.56/146,431.74 = 60,786.84/x
  3. Step 3: Cross multiply
    106,117.56x = 146,431.74 × 60,786.84
  4. Step 4: Simplify right side
    106,117.56x = 8,901,122,750.30
  5. Step 5: Solve for x
    x = 8,901,122,750.30/106,117.56
  6. Step 6: Final answer
    x = 83,879.83

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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.