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Finding the Fourth Proportional to 176,297.11, 243,290.97 and 95,724.64

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Solution

The fourth proportional to 176,297.11, 243,290.97 and 95,724.64 is: 132,100.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,297.11 : 243,290.97 = 95,724.64 : x
  2. Step 2: Convert to fraction form
    176,297.11/243,290.97 = 95,724.64/x
  3. Step 3: Cross multiply
    176,297.11x = 243,290.97 × 95,724.64
  4. Step 4: Simplify right side
    176,297.11x = 23,288,940,518.50
  5. Step 5: Solve for x
    x = 23,288,940,518.50/176,297.11
  6. Step 6: Final answer
    x = 132,100.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.