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Finding the Fourth Proportional to 31,610.79, 43,619.18 and 17,462.79

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Solution

The fourth proportional to 31,610.79, 43,619.18 and 17,462.79 is: 24,096.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,610.79 : 43,619.18 = 17,462.79 : x
  2. Step 2: Convert to fraction form
    31,610.79/43,619.18 = 17,462.79/x
  3. Step 3: Cross multiply
    31,610.79x = 43,619.18 × 17,462.79
  4. Step 4: Simplify right side
    31,610.79x = 761,712,493.00
  5. Step 5: Solve for x
    x = 761,712,493.00/31,610.79
  6. Step 6: Final answer
    x = 24,096.60

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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.