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Finding the Fourth Proportional to 261,609.52, 361,090.17 and 154,251.07

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Solution

The fourth proportional to 261,609.52, 361,090.17 and 154,251.07 is: 212,907.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,609.52 : 361,090.17 = 154,251.07 : x
  2. Step 2: Convert to fraction form
    261,609.52/361,090.17 = 154,251.07/x
  3. Step 3: Cross multiply
    261,609.52x = 361,090.17 × 154,251.07
  4. Step 4: Simplify right side
    261,609.52x = 55,698,545,088.98
  5. Step 5: Solve for x
    x = 55,698,545,088.98/261,609.52
  6. Step 6: Final answer
    x = 212,907.18

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