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Finding the Fourth Proportional to 186,189.12, 279,241.56 and 53,066.48

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Solution

The fourth proportional to 186,189.12, 279,241.56 and 53,066.48 is: 79,587.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,189.12 : 279,241.56 = 53,066.48 : x
  2. Step 2: Convert to fraction form
    186,189.12/279,241.56 = 53,066.48/x
  3. Step 3: Cross multiply
    186,189.12x = 279,241.56 × 53,066.48
  4. Step 4: Simplify right side
    186,189.12x = 14,818,366,658.91
  5. Step 5: Solve for x
    x = 14,818,366,658.91/186,189.12
  6. Step 6: Final answer
    x = 79,587.72

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