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Finding the Fourth Proportional to 69,577.44, 95,994 and 39,359.76

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Solution

The fourth proportional to 69,577.44, 95,994 and 39,359.76 is: 54,303.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,577.44 : 95,994 = 39,359.76 : x
  2. Step 2: Convert to fraction form
    69,577.44/95,994 = 39,359.76/x
  3. Step 3: Cross multiply
    69,577.44x = 95,994 × 39,359.76
  4. Step 4: Simplify right side
    69,577.44x = 3,778,300,801.44
  5. Step 5: Solve for x
    x = 3,778,300,801.44/69,577.44
  6. Step 6: Final answer
    x = 54,303.53

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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.