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Finding the Fourth Proportional to 107,388.76, 148,185.64 and 62,702.68

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Solution

The fourth proportional to 107,388.76, 148,185.64 and 62,702.68 is: 86,523.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,388.76 : 148,185.64 = 62,702.68 : x
  2. Step 2: Convert to fraction form
    107,388.76/148,185.64 = 62,702.68/x
  3. Step 3: Cross multiply
    107,388.76x = 148,185.64 × 62,702.68
  4. Step 4: Simplify right side
    107,388.76x = 9,291,636,765.52
  5. Step 5: Solve for x
    x = 9,291,636,765.52/107,388.76
  6. Step 6: Final answer
    x = 86,523.36

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