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Finding the Fourth Proportional to 173,842.80, 260,764.20 and 162,178.80

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Solution

The fourth proportional to 173,842.80, 260,764.20 and 162,178.80 is: 243,268.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,842.80 : 260,764.20 = 162,178.80 : x
  2. Step 2: Convert to fraction form
    173,842.80/260,764.20 = 162,178.80/x
  3. Step 3: Cross multiply
    173,842.80x = 260,764.20 × 162,178.80
  4. Step 4: Simplify right side
    173,842.80x = 42,290,425,038.96
  5. Step 5: Solve for x
    x = 42,290,425,038.96/173,842.80
  6. Step 6: Final answer
    x = 243,268.20

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