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Finding the Fourth Proportional to 51,550.53, 71,174 and 39,592.50

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Solution

The fourth proportional to 51,550.53, 71,174 and 39,592.50 is: 54,663.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,550.53 : 71,174 = 39,592.50 : x
  2. Step 2: Convert to fraction form
    51,550.53/71,174 = 39,592.50/x
  3. Step 3: Cross multiply
    51,550.53x = 71,174 × 39,592.50
  4. Step 4: Simplify right side
    51,550.53x = 2,817,956,595
  5. Step 5: Solve for x
    x = 2,817,956,595/51,550.53
  6. Step 6: Final answer
    x = 54,663.97

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.