Home / 69,370.89-95,726.37-39,163.56

Finding the Fourth Proportional to 69,370.89, 95,726.37 and 39,163.56

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Solution

The fourth proportional to 69,370.89, 95,726.37 and 39,163.56 is: 54,042.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,370.89 : 95,726.37 = 39,163.56 : x
  2. Step 2: Convert to fraction form
    69,370.89/95,726.37 = 39,163.56/x
  3. Step 3: Cross multiply
    69,370.89x = 95,726.37 × 39,163.56
  4. Step 4: Simplify right side
    69,370.89x = 3,748,985,435.08
  5. Step 5: Solve for x
    x = 3,748,985,435.08/69,370.89
  6. Step 6: Final answer
    x = 54,042.63

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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.