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Finding the Fourth Proportional to 107,836.68, 148,959.78 and 97,776.52

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Solution

The fourth proportional to 107,836.68, 148,959.78 and 97,776.52 is: 135,063.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,836.68 : 148,959.78 = 97,776.52 : x
  2. Step 2: Convert to fraction form
    107,836.68/148,959.78 = 97,776.52/x
  3. Step 3: Cross multiply
    107,836.68x = 148,959.78 × 97,776.52
  4. Step 4: Simplify right side
    107,836.68x = 14,564,768,908.37
  5. Step 5: Solve for x
    x = 14,564,768,908.37/107,836.68
  6. Step 6: Final answer
    x = 135,063.22

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