Home / 165,965.22-248,988.87-47,645.82

Finding the Fourth Proportional to 165,965.22, 248,988.87 and 47,645.82

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Solution

The fourth proportional to 165,965.22, 248,988.87 and 47,645.82 is: 71,480.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,965.22 : 248,988.87 = 47,645.82 : x
  2. Step 2: Convert to fraction form
    165,965.22/248,988.87 = 47,645.82/x
  3. Step 3: Cross multiply
    165,965.22x = 248,988.87 × 47,645.82
  4. Step 4: Simplify right side
    165,965.22x = 11,863,278,882.02
  5. Step 5: Solve for x
    x = 11,863,278,882.02/165,965.22
  6. Step 6: Final answer
    x = 71,480.51

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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.