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Finding the Fourth Proportional to 14,087.18, 19,440.33 and 7,799.42

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Solution

The fourth proportional to 14,087.18, 19,440.33 and 7,799.42 is: 10,763.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,087.18 : 19,440.33 = 7,799.42 : x
  2. Step 2: Convert to fraction form
    14,087.18/19,440.33 = 7,799.42/x
  3. Step 3: Cross multiply
    14,087.18x = 19,440.33 × 7,799.42
  4. Step 4: Simplify right side
    14,087.18x = 151,623,298.61
  5. Step 5: Solve for x
    x = 151,623,298.61/14,087.18
  6. Step 6: Final answer
    x = 10,763.21

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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.