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Finding the Fourth Proportional to 181,068.93, 249,921.06 and 123,731.46

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Solution

The fourth proportional to 181,068.93, 249,921.06 and 123,731.46 is: 170,780.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,068.93 : 249,921.06 = 123,731.46 : x
  2. Step 2: Convert to fraction form
    181,068.93/249,921.06 = 123,731.46/x
  3. Step 3: Cross multiply
    181,068.93x = 249,921.06 × 123,731.46
  4. Step 4: Simplify right side
    181,068.93x = 30,923,097,638.55
  5. Step 5: Solve for x
    x = 30,923,097,638.55/181,068.93
  6. Step 6: Final answer
    x = 170,780.81

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