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Finding the Fourth Proportional to 74,057.94, 102,202.54 and 40,527.06

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Solution

The fourth proportional to 74,057.94, 102,202.54 and 40,527.06 is: 55,928.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,057.94 : 102,202.54 = 40,527.06 : x
  2. Step 2: Convert to fraction form
    74,057.94/102,202.54 = 40,527.06/x
  3. Step 3: Cross multiply
    74,057.94x = 102,202.54 × 40,527.06
  4. Step 4: Simplify right side
    74,057.94x = 4,141,968,470.73
  5. Step 5: Solve for x
    x = 4,141,968,470.73/74,057.94
  6. Step 6: Final answer
    x = 55,928.76

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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.