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Finding the Fourth Proportional to 186,827.40, 280,288.03 and 53,707.90

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Solution

The fourth proportional to 186,827.40, 280,288.03 and 53,707.90 is: 80,575.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,827.40 : 280,288.03 = 53,707.90 : x
  2. Step 2: Convert to fraction form
    186,827.40/280,288.03 = 53,707.90/x
  3. Step 3: Cross multiply
    186,827.40x = 280,288.03 × 53,707.90
  4. Step 4: Simplify right side
    186,827.40x = 15,053,681,486.44
  5. Step 5: Solve for x
    x = 15,053,681,486.44/186,827.40
  6. Step 6: Final answer
    x = 80,575.34

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