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Finding the Fourth Proportional to 161,859.53, 242,780.33 and 49,539.66

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Solution

The fourth proportional to 161,859.53, 242,780.33 and 49,539.66 is: 74,306.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,859.53 : 242,780.33 = 49,539.66 : x
  2. Step 2: Convert to fraction form
    161,859.53/242,780.33 = 49,539.66/x
  3. Step 3: Cross multiply
    161,859.53x = 242,780.33 × 49,539.66
  4. Step 4: Simplify right side
    161,859.53x = 12,027,255,126.74
  5. Step 5: Solve for x
    x = 12,027,255,126.74/161,859.53
  6. Step 6: Final answer
    x = 74,306.75

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