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Finding the Fourth Proportional to 8,992.56, 12,402.72 and 5,849.76

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Solution

The fourth proportional to 8,992.56, 12,402.72 and 5,849.76 is: 8,068.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,992.56 : 12,402.72 = 5,849.76 : x
  2. Step 2: Convert to fraction form
    8,992.56/12,402.72 = 5,849.76/x
  3. Step 3: Cross multiply
    8,992.56x = 12,402.72 × 5,849.76
  4. Step 4: Simplify right side
    8,992.56x = 72,552,935.35
  5. Step 5: Solve for x
    x = 72,552,935.35/8,992.56
  6. Step 6: Final answer
    x = 8,068.11

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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.