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Finding the Fourth Proportional to 55,499.56, 76,587.83 and 30,348.52

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Solution

The fourth proportional to 55,499.56, 76,587.83 and 30,348.52 is: 41,880.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,499.56 : 76,587.83 = 30,348.52 : x
  2. Step 2: Convert to fraction form
    55,499.56/76,587.83 = 30,348.52/x
  3. Step 3: Cross multiply
    55,499.56x = 76,587.83 × 30,348.52
  4. Step 4: Simplify right side
    55,499.56x = 2,324,327,174.91
  5. Step 5: Solve for x
    x = 2,324,327,174.91/55,499.56
  6. Step 6: Final answer
    x = 41,880.10

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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.