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Finding the Fourth Proportional to 92,499.06, 137,936.40 and 91,657.08

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Solution

The fourth proportional to 92,499.06, 137,936.40 and 91,657.08 is: 136,680.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,499.06 : 137,936.40 = 91,657.08 : x
  2. Step 2: Convert to fraction form
    92,499.06/137,936.40 = 91,657.08/x
  3. Step 3: Cross multiply
    92,499.06x = 137,936.40 × 91,657.08
  4. Step 4: Simplify right side
    92,499.06x = 12,642,847,649.71
  5. Step 5: Solve for x
    x = 12,642,847,649.71/92,499.06
  6. Step 6: Final answer
    x = 136,680.82

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