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Finding the Fourth Proportional to 22,119.52, 30,523.88 and 12,047.91

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Solution

The fourth proportional to 22,119.52, 30,523.88 and 12,047.91 is: 16,625.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,119.52 : 30,523.88 = 12,047.91 : x
  2. Step 2: Convert to fraction form
    22,119.52/30,523.88 = 12,047.91/x
  3. Step 3: Cross multiply
    22,119.52x = 30,523.88 × 12,047.91
  4. Step 4: Simplify right side
    22,119.52x = 367,748,989.21
  5. Step 5: Solve for x
    x = 367,748,989.21/22,119.52
  6. Step 6: Final answer
    x = 16,625.54

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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.