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Finding the Fourth Proportional to 92,143.91, 127,197.83 and 61,946.74

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Solution

The fourth proportional to 92,143.91, 127,197.83 and 61,946.74 is: 85,512.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,143.91 : 127,197.83 = 61,946.74 : x
  2. Step 2: Convert to fraction form
    92,143.91/127,197.83 = 61,946.74/x
  3. Step 3: Cross multiply
    92,143.91x = 127,197.83 × 61,946.74
  4. Step 4: Simplify right side
    92,143.91x = 7,879,490,911.84
  5. Step 5: Solve for x
    x = 7,879,490,911.84/92,143.91
  6. Step 6: Final answer
    x = 85,512.88

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