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Finding the Fourth Proportional to 165,072.60, 247,608.90 and 46,742.40

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Solution

The fourth proportional to 165,072.60, 247,608.90 and 46,742.40 is: 70,113.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,072.60 : 247,608.90 = 46,742.40 : x
  2. Step 2: Convert to fraction form
    165,072.60/247,608.90 = 46,742.40/x
  3. Step 3: Cross multiply
    165,072.60x = 247,608.90 × 46,742.40
  4. Step 4: Simplify right side
    165,072.60x = 11,573,834,247.36
  5. Step 5: Solve for x
    x = 11,573,834,247.36/165,072.60
  6. Step 6: Final answer
    x = 70,113.60

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