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Finding the Fourth Proportional to 207,242.02, 310,863.03 and 137,104.93

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Solution

The fourth proportional to 207,242.02, 310,863.03 and 137,104.93 is: 205,657.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,242.02 : 310,863.03 = 137,104.93 : x
  2. Step 2: Convert to fraction form
    207,242.02/310,863.03 = 137,104.93/x
  3. Step 3: Cross multiply
    207,242.02x = 310,863.03 × 137,104.93
  4. Step 4: Simplify right side
    207,242.02x = 42,620,853,967.74
  5. Step 5: Solve for x
    x = 42,620,853,967.74/207,242.02
  6. Step 6: Final answer
    x = 205,657.40

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