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Finding the Fourth Proportional to 181,527.38, 272,089.29 and 137,009.78

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Solution

The fourth proportional to 181,527.38, 272,089.29 and 137,009.78 is: 205,362.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,527.38 : 272,089.29 = 137,009.78 : x
  2. Step 2: Convert to fraction form
    181,527.38/272,089.29 = 137,009.78/x
  3. Step 3: Cross multiply
    181,527.38x = 272,089.29 × 137,009.78
  4. Step 4: Simplify right side
    181,527.38x = 37,278,893,763.26
  5. Step 5: Solve for x
    x = 37,278,893,763.26/181,527.38
  6. Step 6: Final answer
    x = 205,362.37

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