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Finding the Fourth Proportional to 8,799.14, 12,142.98 and 4,820.00

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Solution

The fourth proportional to 8,799.14, 12,142.98 and 4,820.00 is: 6,651.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,799.14 : 12,142.98 = 4,820.00 : x
  2. Step 2: Convert to fraction form
    8,799.14/12,142.98 = 4,820.00/x
  3. Step 3: Cross multiply
    8,799.14x = 12,142.98 × 4,820.00
  4. Step 4: Simplify right side
    8,799.14x = 58,529,102.89
  5. Step 5: Solve for x
    x = 58,529,102.89/8,799.14
  6. Step 6: Final answer
    x = 6,651.68

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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.