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Finding the Fourth Proportional to 32,959.68, 45,480.71 and 18,617.99

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Solution

The fourth proportional to 32,959.68, 45,480.71 and 18,617.99 is: 25,690.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,959.68 : 45,480.71 = 18,617.99 : x
  2. Step 2: Convert to fraction form
    32,959.68/45,480.71 = 18,617.99/x
  3. Step 3: Cross multiply
    32,959.68x = 45,480.71 × 18,617.99
  4. Step 4: Simplify right side
    32,959.68x = 846,759,083.48
  5. Step 5: Solve for x
    x = 846,759,083.48/32,959.68
  6. Step 6: Final answer
    x = 25,690.76

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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.