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Finding the Fourth Proportional to 31,737.56, 43,797.16 and 17,590.28

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Solution

The fourth proportional to 31,737.56, 43,797.16 and 17,590.28 is: 24,274.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,737.56 : 43,797.16 = 17,590.28 : x
  2. Step 2: Convert to fraction form
    31,737.56/43,797.16 = 17,590.28/x
  3. Step 3: Cross multiply
    31,737.56x = 43,797.16 × 17,590.28
  4. Step 4: Simplify right side
    31,737.56x = 770,404,307.60
  5. Step 5: Solve for x
    x = 770,404,307.60/31,737.56
  6. Step 6: Final answer
    x = 24,274.21

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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.