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Finding the Fourth Proportional to 99,184.68, 136,872.18 and 53,860.59

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Solution

The fourth proportional to 99,184.68, 136,872.18 and 53,860.59 is: 74,326.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,184.68 : 136,872.18 = 53,860.59 : x
  2. Step 2: Convert to fraction form
    99,184.68/136,872.18 = 53,860.59/x
  3. Step 3: Cross multiply
    99,184.68x = 136,872.18 × 53,860.59
  4. Step 4: Simplify right side
    99,184.68x = 7,372,016,369.39
  5. Step 5: Solve for x
    x = 7,372,016,369.39/99,184.68
  6. Step 6: Final answer
    x = 74,326.16

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