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Finding the Fourth Proportional to 79,524, 109,743.12 and 45,992.16

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Solution

The fourth proportional to 79,524, 109,743.12 and 45,992.16 is: 63,469.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,524 : 109,743.12 = 45,992.16 : x
  2. Step 2: Convert to fraction form
    79,524/109,743.12 = 45,992.16/x
  3. Step 3: Cross multiply
    79,524x = 109,743.12 × 45,992.16
  4. Step 4: Simplify right side
    79,524x = 5,047,323,133.94
  5. Step 5: Solve for x
    x = 5,047,323,133.94/79,524
  6. Step 6: Final answer
    x = 63,469.18

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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.