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Finding the Fourth Proportional to 48,715.84, 67,220.64 and 29,585.65

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Solution

The fourth proportional to 48,715.84, 67,220.64 and 29,585.65 is: 40,823.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,715.84 : 67,220.64 = 29,585.65 : x
  2. Step 2: Convert to fraction form
    48,715.84/67,220.64 = 29,585.65/x
  3. Step 3: Cross multiply
    48,715.84x = 67,220.64 × 29,585.65
  4. Step 4: Simplify right side
    48,715.84x = 1,988,766,327.82
  5. Step 5: Solve for x
    x = 1,988,766,327.82/48,715.84
  6. Step 6: Final answer
    x = 40,823.81

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