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Finding the Fourth Proportional to 205,734.01, 308,598.78 and 156,118.81

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Solution

The fourth proportional to 205,734.01, 308,598.78 and 156,118.81 is: 234,176.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,734.01 : 308,598.78 = 156,118.81 : x
  2. Step 2: Convert to fraction form
    205,734.01/308,598.78 = 156,118.81/x
  3. Step 3: Cross multiply
    205,734.01x = 308,598.78 × 156,118.81
  4. Step 4: Simplify right side
    205,734.01x = 48,178,074,301.05
  5. Step 5: Solve for x
    x = 48,178,074,301.05/205,734.01
  6. Step 6: Final answer
    x = 234,176.52

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