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Finding the Fourth Proportional to 113,075.40, 169,632.30 and 60,470.60

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Solution

The fourth proportional to 113,075.40, 169,632.30 and 60,470.60 is: 90,716.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,075.40 : 169,632.30 = 60,470.60 : x
  2. Step 2: Convert to fraction form
    113,075.40/169,632.30 = 60,470.60/x
  3. Step 3: Cross multiply
    113,075.40x = 169,632.30 × 60,470.60
  4. Step 4: Simplify right side
    113,075.40x = 10,257,766,960.38
  5. Step 5: Solve for x
    x = 10,257,766,960.38/113,075.40
  6. Step 6: Final answer
    x = 90,716.17

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