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Finding the Fourth Proportional to 112,261.95, 168,272.42 and 55,990.91

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Solution

The fourth proportional to 112,261.95, 168,272.42 and 55,990.91 is: 83,926.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,261.95 : 168,272.42 = 55,990.91 : x
  2. Step 2: Convert to fraction form
    112,261.95/168,272.42 = 55,990.91/x
  3. Step 3: Cross multiply
    112,261.95x = 168,272.42 × 55,990.91
  4. Step 4: Simplify right side
    112,261.95x = 9,421,724,802.39
  5. Step 5: Solve for x
    x = 9,421,724,802.39/112,261.95
  6. Step 6: Final answer
    x = 83,926.25

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