Home / 67,739.28-101,313.66-39,592.59

Finding the Fourth Proportional to 67,739.28, 101,313.66 and 39,592.59

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Solution

The fourth proportional to 67,739.28, 101,313.66 and 39,592.59 is: 59,216.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,739.28 : 101,313.66 = 39,592.59 : x
  2. Step 2: Convert to fraction form
    67,739.28/101,313.66 = 39,592.59/x
  3. Step 3: Cross multiply
    67,739.28x = 101,313.66 × 39,592.59
  4. Step 4: Simplify right side
    67,739.28x = 4,011,270,201.78
  5. Step 5: Solve for x
    x = 4,011,270,201.78/67,739.28
  6. Step 6: Final answer
    x = 59,216.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.