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Finding the Fourth Proportional to 48,688.70, 73,061.60 and 20,607.01

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Solution

The fourth proportional to 48,688.70, 73,061.60 and 20,607.01 is: 30,922.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,688.70 : 73,061.60 = 20,607.01 : x
  2. Step 2: Convert to fraction form
    48,688.70/73,061.60 = 20,607.01/x
  3. Step 3: Cross multiply
    48,688.70x = 73,061.60 × 20,607.01
  4. Step 4: Simplify right side
    48,688.70x = 1,505,580,836.13
  5. Step 5: Solve for x
    x = 1,505,580,836.13/48,688.70
  6. Step 6: Final answer
    x = 30,922.60

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