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Finding the Fourth Proportional to 24,695.44, 34,078.40 and 13,515.28

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Solution

The fourth proportional to 24,695.44, 34,078.40 and 13,515.28 is: 18,650.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,695.44 : 34,078.40 = 13,515.28 : x
  2. Step 2: Convert to fraction form
    24,695.44/34,078.40 = 13,515.28/x
  3. Step 3: Cross multiply
    24,695.44x = 34,078.40 × 13,515.28
  4. Step 4: Simplify right side
    24,695.44x = 460,579,117.95
  5. Step 5: Solve for x
    x = 460,579,117.95/24,695.44
  6. Step 6: Final answer
    x = 18,650.37

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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.