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Finding the Fourth Proportional to 31,202.62, 43,054.63 and 17,774.13

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Solution

The fourth proportional to 31,202.62, 43,054.63 and 17,774.13 is: 24,525.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,202.62 : 43,054.63 = 17,774.13 : x
  2. Step 2: Convert to fraction form
    31,202.62/43,054.63 = 17,774.13/x
  3. Step 3: Cross multiply
    31,202.62x = 43,054.63 × 17,774.13
  4. Step 4: Simplify right side
    31,202.62x = 765,258,590.72
  5. Step 5: Solve for x
    x = 765,258,590.72/31,202.62
  6. Step 6: Final answer
    x = 24,525.46

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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.