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Finding the Fourth Proportional to 88,999.50, 122,819.43 and 55,465.50

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Solution

The fourth proportional to 88,999.50, 122,819.43 and 55,465.50 is: 76,542.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,999.50 : 122,819.43 = 55,465.50 : x
  2. Step 2: Convert to fraction form
    88,999.50/122,819.43 = 55,465.50/x
  3. Step 3: Cross multiply
    88,999.50x = 122,819.43 × 55,465.50
  4. Step 4: Simplify right side
    88,999.50x = 6,812,241,094.67
  5. Step 5: Solve for x
    x = 6,812,241,094.67/88,999.50
  6. Step 6: Final answer
    x = 76,542.46

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