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Finding the Fourth Proportional to 69,544.98, 95,976.90 and 39,327.93

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Solution

The fourth proportional to 69,544.98, 95,976.90 and 39,327.93 is: 54,275.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,544.98 : 95,976.90 = 39,327.93 : x
  2. Step 2: Convert to fraction form
    69,544.98/95,976.90 = 39,327.93/x
  3. Step 3: Cross multiply
    69,544.98x = 95,976.90 × 39,327.93
  4. Step 4: Simplify right side
    69,544.98x = 3,774,572,804.82
  5. Step 5: Solve for x
    x = 3,774,572,804.82/69,544.98
  6. Step 6: Final answer
    x = 54,275.27

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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.