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Finding the Fourth Proportional to 165,147.90, 247,721.86 and 46,820.28

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Solution

The fourth proportional to 165,147.90, 247,721.86 and 46,820.28 is: 70,230.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,147.90 : 247,721.86 = 46,820.28 : x
  2. Step 2: Convert to fraction form
    165,147.90/247,721.86 = 46,820.28/x
  3. Step 3: Cross multiply
    165,147.90x = 247,721.86 × 46,820.28
  4. Step 4: Simplify right side
    165,147.90x = 11,598,406,847.32
  5. Step 5: Solve for x
    x = 11,598,406,847.32/165,147.90
  6. Step 6: Final answer
    x = 70,230.42

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