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Finding the Fourth Proportional to 79,197, 109,292.06 and 43,387.71

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Solution

The fourth proportional to 79,197, 109,292.06 and 43,387.71 is: 59,875.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,197 : 109,292.06 = 43,387.71 : x
  2. Step 2: Convert to fraction form
    79,197/109,292.06 = 43,387.71/x
  3. Step 3: Cross multiply
    79,197x = 109,292.06 × 43,387.71
  4. Step 4: Simplify right side
    79,197x = 4,741,932,204.58
  5. Step 5: Solve for x
    x = 4,741,932,204.58/79,197
  6. Step 6: Final answer
    x = 59,875.15

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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.