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Finding the Fourth Proportional to 69,411.68, 95,788.18 and 37,580.60

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Solution

The fourth proportional to 69,411.68, 95,788.18 and 37,580.60 is: 51,861.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,411.68 : 95,788.18 = 37,580.60 : x
  2. Step 2: Convert to fraction form
    69,411.68/95,788.18 = 37,580.60/x
  3. Step 3: Cross multiply
    69,411.68x = 95,788.18 × 37,580.60
  4. Step 4: Simplify right side
    69,411.68x = 3,599,777,277.31
  5. Step 5: Solve for x
    x = 3,599,777,277.31/69,411.68
  6. Step 6: Final answer
    x = 51,861.26

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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.