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Finding the Fourth Proportional to 115,066.01, 158,753.04 and 67,285.54

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Solution

The fourth proportional to 115,066.01, 158,753.04 and 67,285.54 is: 92,831.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,066.01 : 158,753.04 = 67,285.54 : x
  2. Step 2: Convert to fraction form
    115,066.01/158,753.04 = 67,285.54/x
  3. Step 3: Cross multiply
    115,066.01x = 158,753.04 × 67,285.54
  4. Step 4: Simplify right side
    115,066.01x = 10,681,783,229.28
  5. Step 5: Solve for x
    x = 10,681,783,229.28/115,066.01
  6. Step 6: Final answer
    x = 92,831.79

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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.