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Finding the Fourth Proportional to 32,338.90, 48,504.30 and 11,275.12

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Solution

The fourth proportional to 32,338.90, 48,504.30 and 11,275.12 is: 16,911.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,338.90 : 48,504.30 = 11,275.12 : x
  2. Step 2: Convert to fraction form
    32,338.90/48,504.30 = 11,275.12/x
  3. Step 3: Cross multiply
    32,338.90x = 48,504.30 × 11,275.12
  4. Step 4: Simplify right side
    32,338.90x = 546,891,803.02
  5. Step 5: Solve for x
    x = 546,891,803.02/32,338.90
  6. Step 6: Final answer
    x = 16,911.27

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.