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Finding the Fourth Proportional to 92,698.50, 137,855.28 and 89,746.02

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Solution

The fourth proportional to 92,698.50, 137,855.28 and 89,746.02 is: 133,464.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,698.50 : 137,855.28 = 89,746.02 : x
  2. Step 2: Convert to fraction form
    92,698.50/137,855.28 = 89,746.02/x
  3. Step 3: Cross multiply
    92,698.50x = 137,855.28 × 89,746.02
  4. Step 4: Simplify right side
    92,698.50x = 12,371,962,715.99
  5. Step 5: Solve for x
    x = 12,371,962,715.99/92,698.50
  6. Step 6: Final answer
    x = 133,464.54

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