Home / 40,057.78-60,357.09-33,190.60

Finding the Fourth Proportional to 40,057.78, 60,357.09 and 33,190.60

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Solution

The fourth proportional to 40,057.78, 60,357.09 and 33,190.60 is: 50,009.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,057.78 : 60,357.09 = 33,190.60 : x
  2. Step 2: Convert to fraction form
    40,057.78/60,357.09 = 33,190.60/x
  3. Step 3: Cross multiply
    40,057.78x = 60,357.09 × 33,190.60
  4. Step 4: Simplify right side
    40,057.78x = 2,003,288,031.35
  5. Step 5: Solve for x
    x = 2,003,288,031.35/40,057.78
  6. Step 6: Final answer
    x = 50,009.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.