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Finding the Fourth Proportional to 22,576.32, 31,155.00 and 12,504.73

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Solution

The fourth proportional to 22,576.32, 31,155.00 and 12,504.73 is: 17,256.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,576.32 : 31,155.00 = 12,504.73 : x
  2. Step 2: Convert to fraction form
    22,576.32/31,155.00 = 12,504.73/x
  3. Step 3: Cross multiply
    22,576.32x = 31,155.00 × 12,504.73
  4. Step 4: Simplify right side
    22,576.32x = 389,584,796.79
  5. Step 5: Solve for x
    x = 389,584,796.79/22,576.32
  6. Step 6: Final answer
    x = 17,256.35

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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.