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Finding the Fourth Proportional to 69,663.33, 96,175.26 and 45,859.20

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Solution

The fourth proportional to 69,663.33, 96,175.26 and 45,859.20 is: 63,311.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,663.33 : 96,175.26 = 45,859.20 : x
  2. Step 2: Convert to fraction form
    69,663.33/96,175.26 = 45,859.20/x
  3. Step 3: Cross multiply
    69,663.33x = 96,175.26 × 45,859.20
  4. Step 4: Simplify right side
    69,663.33x = 4,410,520,483.39
  5. Step 5: Solve for x
    x = 4,410,520,483.39/69,663.33
  6. Step 6: Final answer
    x = 63,311.94

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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.