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Finding the Fourth Proportional to 162,002.80, 243,004.20 and 156,559.60

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Solution

The fourth proportional to 162,002.80, 243,004.20 and 156,559.60 is: 234,839.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,002.80 : 243,004.20 = 156,559.60 : x
  2. Step 2: Convert to fraction form
    162,002.80/243,004.20 = 156,559.60/x
  3. Step 3: Cross multiply
    162,002.80x = 243,004.20 × 156,559.60
  4. Step 4: Simplify right side
    162,002.80x = 38,044,640,350.32
  5. Step 5: Solve for x
    x = 38,044,640,350.32/162,002.80
  6. Step 6: Final answer
    x = 234,839.40

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