Home / 57,087.05-78,760.89-33,194.07

Finding the Fourth Proportional to 57,087.05, 78,760.89 and 33,194.07

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Solution

The fourth proportional to 57,087.05, 78,760.89 and 33,194.07 is: 45,796.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,087.05 : 78,760.89 = 33,194.07 : x
  2. Step 2: Convert to fraction form
    57,087.05/78,760.89 = 33,194.07/x
  3. Step 3: Cross multiply
    57,087.05x = 78,760.89 × 33,194.07
  4. Step 4: Simplify right side
    57,087.05x = 2,614,394,495.92
  5. Step 5: Solve for x
    x = 2,614,394,495.92/57,087.05
  6. Step 6: Final answer
    x = 45,796.63

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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.