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Finding the Fourth Proportional to 77,082.84, 115,554.15 and 29,667.69

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Solution

The fourth proportional to 77,082.84, 115,554.15 and 29,667.69 is: 44,474.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,082.84 : 115,554.15 = 29,667.69 : x
  2. Step 2: Convert to fraction form
    77,082.84/115,554.15 = 29,667.69/x
  3. Step 3: Cross multiply
    77,082.84x = 115,554.15 × 29,667.69
  4. Step 4: Simplify right side
    77,082.84x = 3,428,224,700.41
  5. Step 5: Solve for x
    x = 3,428,224,700.41/77,082.84
  6. Step 6: Final answer
    x = 44,474.55

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