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Finding the Fourth Proportional to 69,973.80, 96,540.84 and 41,675.64

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Solution

The fourth proportional to 69,973.80, 96,540.84 and 41,675.64 is: 57,498.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,973.80 : 96,540.84 = 41,675.64 : x
  2. Step 2: Convert to fraction form
    69,973.80/96,540.84 = 41,675.64/x
  3. Step 3: Cross multiply
    69,973.80x = 96,540.84 × 41,675.64
  4. Step 4: Simplify right side
    69,973.80x = 4,023,401,293.14
  5. Step 5: Solve for x
    x = 4,023,401,293.14/69,973.80
  6. Step 6: Final answer
    x = 57,498.68

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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.