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Finding the Fourth Proportional to 55,125.65, 82,622.85 and 31,702.88

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Solution

The fourth proportional to 55,125.65, 82,622.85 and 31,702.88 is: 47,516.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,125.65 : 82,622.85 = 31,702.88 : x
  2. Step 2: Convert to fraction form
    55,125.65/82,622.85 = 31,702.88/x
  3. Step 3: Cross multiply
    55,125.65x = 82,622.85 × 31,702.88
  4. Step 4: Simplify right side
    55,125.65x = 2,619,381,885.69
  5. Step 5: Solve for x
    x = 2,619,381,885.69/55,125.65
  6. Step 6: Final answer
    x = 47,516.58

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