Home / 69,200.15-103,784.29-27,081.23

Finding the Fourth Proportional to 69,200.15, 103,784.29 and 27,081.23

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Solution

The fourth proportional to 69,200.15, 103,784.29 and 27,081.23 is: 40,615.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,200.15 : 103,784.29 = 27,081.23 : x
  2. Step 2: Convert to fraction form
    69,200.15/103,784.29 = 27,081.23/x
  3. Step 3: Cross multiply
    69,200.15x = 103,784.29 × 27,081.23
  4. Step 4: Simplify right side
    69,200.15x = 2,810,606,227.88
  5. Step 5: Solve for x
    x = 2,810,606,227.88/69,200.15
  6. Step 6: Final answer
    x = 40,615.61

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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.