Home / 106,112.50-146,456.05-60,820.84

Finding the Fourth Proportional to 106,112.50, 146,456.05 and 60,820.84

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Solution

The fourth proportional to 106,112.50, 146,456.05 and 60,820.84 is: 83,944.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,112.50 : 146,456.05 = 60,820.84 : x
  2. Step 2: Convert to fraction form
    106,112.50/146,456.05 = 60,820.84/x
  3. Step 3: Cross multiply
    106,112.50x = 146,456.05 × 60,820.84
  4. Step 4: Simplify right side
    106,112.50x = 8,907,579,984.08
  5. Step 5: Solve for x
    x = 8,907,579,984.08/106,112.50
  6. Step 6: Final answer
    x = 83,944.68

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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.