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Finding the Fourth Proportional to 172,874.20, 238,023.48 and 146,981.82

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Solution

The fourth proportional to 172,874.20, 238,023.48 and 146,981.82 is: 202,373.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,874.20 : 238,023.48 = 146,981.82 : x
  2. Step 2: Convert to fraction form
    172,874.20/238,023.48 = 146,981.82/x
  3. Step 3: Cross multiply
    172,874.20x = 238,023.48 × 146,981.82
  4. Step 4: Simplify right side
    172,874.20x = 34,985,124,293.13
  5. Step 5: Solve for x
    x = 34,985,124,293.13/172,874.20
  6. Step 6: Final answer
    x = 202,373.31

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