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Finding the Fourth Proportional to 14,752.84, 22,131.49 and 4,889.88

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Solution

The fourth proportional to 14,752.84, 22,131.49 and 4,889.88 is: 7,335.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,752.84 : 22,131.49 = 4,889.88 : x
  2. Step 2: Convert to fraction form
    14,752.84/22,131.49 = 4,889.88/x
  3. Step 3: Cross multiply
    14,752.84x = 22,131.49 × 4,889.88
  4. Step 4: Simplify right side
    14,752.84x = 108,220,330.32
  5. Step 5: Solve for x
    x = 108,220,330.32/14,752.84
  6. Step 6: Final answer
    x = 7,335.56

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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.