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Finding the Fourth Proportional to 94,863.32, 130,916.42 and 54,583.20

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Solution

The fourth proportional to 94,863.32, 130,916.42 and 54,583.20 is: 75,327.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,863.32 : 130,916.42 = 54,583.20 : x
  2. Step 2: Convert to fraction form
    94,863.32/130,916.42 = 54,583.20/x
  3. Step 3: Cross multiply
    94,863.32x = 130,916.42 × 54,583.20
  4. Step 4: Simplify right side
    94,863.32x = 7,145,837,067.92
  5. Step 5: Solve for x
    x = 7,145,837,067.92/94,863.32
  6. Step 6: Final answer
    x = 75,327.72

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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.