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Finding the Fourth Proportional to 55,719.84, 76,893.48 and 30,569.52

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Solution

The fourth proportional to 55,719.84, 76,893.48 and 30,569.52 is: 42,185.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,719.84 : 76,893.48 = 30,569.52 : x
  2. Step 2: Convert to fraction form
    55,719.84/76,893.48 = 30,569.52/x
  3. Step 3: Cross multiply
    55,719.84x = 76,893.48 × 30,569.52
  4. Step 4: Simplify right side
    55,719.84x = 2,350,596,774.73
  5. Step 5: Solve for x
    x = 2,350,596,774.73/55,719.84
  6. Step 6: Final answer
    x = 42,185.99

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