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Finding the Fourth Proportional to 139,711.18, 209,564.73 and 34,530.16

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Solution

The fourth proportional to 139,711.18, 209,564.73 and 34,530.16 is: 51,794.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,711.18 : 209,564.73 = 34,530.16 : x
  2. Step 2: Convert to fraction form
    139,711.18/209,564.73 = 34,530.16/x
  3. Step 3: Cross multiply
    139,711.18x = 209,564.73 × 34,530.16
  4. Step 4: Simplify right side
    139,711.18x = 7,236,303,657.26
  5. Step 5: Solve for x
    x = 7,236,303,657.26/139,711.18
  6. Step 6: Final answer
    x = 51,794.74

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