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Finding the Fourth Proportional to 98,075.60, 146,998.20 and 45,373.76

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Solution

The fourth proportional to 98,075.60, 146,998.20 and 45,373.76 is: 68,007.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,075.60 : 146,998.20 = 45,373.76 : x
  2. Step 2: Convert to fraction form
    98,075.60/146,998.20 = 45,373.76/x
  3. Step 3: Cross multiply
    98,075.60x = 146,998.20 × 45,373.76
  4. Step 4: Simplify right side
    98,075.60x = 6,669,861,047.23
  5. Step 5: Solve for x
    x = 6,669,861,047.23/98,075.60
  6. Step 6: Final answer
    x = 68,007.34

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