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Finding the Fourth Proportional to 9,232.31, 12,740.63 and 5,040.56

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Solution

The fourth proportional to 9,232.31, 12,740.63 and 5,040.56 is: 6,955.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,232.31 : 12,740.63 = 5,040.56 : x
  2. Step 2: Convert to fraction form
    9,232.31/12,740.63 = 5,040.56/x
  3. Step 3: Cross multiply
    9,232.31x = 12,740.63 × 5,040.56
  4. Step 4: Simplify right side
    9,232.31x = 64,219,916.60
  5. Step 5: Solve for x
    x = 64,219,916.60/9,232.31
  6. Step 6: Final answer
    x = 6,955.99

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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.