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Finding the Fourth Proportional to 145,476.41, 218,214.61 and 40,295.41

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Solution

The fourth proportional to 145,476.41, 218,214.61 and 40,295.41 is: 60,443.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,476.41 : 218,214.61 = 40,295.41 : x
  2. Step 2: Convert to fraction form
    145,476.41/218,214.61 = 40,295.41/x
  3. Step 3: Cross multiply
    145,476.41x = 218,214.61 × 40,295.41
  4. Step 4: Simplify right side
    145,476.41x = 8,793,046,531.67
  5. Step 5: Solve for x
    x = 8,793,046,531.67/145,476.41
  6. Step 6: Final answer
    x = 60,443.11

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