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Finding the Fourth Proportional to 186,567.40, 279,894.84 and 74,254.42

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Solution

The fourth proportional to 186,567.40, 279,894.84 and 74,254.42 is: 111,399.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,567.40 : 279,894.84 = 74,254.42 : x
  2. Step 2: Convert to fraction form
    186,567.40/279,894.84 = 74,254.42/x
  3. Step 3: Cross multiply
    186,567.40x = 279,894.84 × 74,254.42
  4. Step 4: Simplify right side
    186,567.40x = 20,783,428,305.46
  5. Step 5: Solve for x
    x = 20,783,428,305.46/186,567.40
  6. Step 6: Final answer
    x = 111,399.04

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