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Finding the Fourth Proportional to 39,777.48, 54,913.14 and 37,606.68

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Solution

The fourth proportional to 39,777.48, 54,913.14 and 37,606.68 is: 51,916.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,777.48 : 54,913.14 = 37,606.68 : x
  2. Step 2: Convert to fraction form
    39,777.48/54,913.14 = 37,606.68/x
  3. Step 3: Cross multiply
    39,777.48x = 54,913.14 × 37,606.68
  4. Step 4: Simplify right side
    39,777.48x = 2,065,100,883.78
  5. Step 5: Solve for x
    x = 2,065,100,883.78/39,777.48
  6. Step 6: Final answer
    x = 51,916.33

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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.