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Finding the Fourth Proportional to 142,698.48, 214,050.12 and 53,993.76

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Solution

The fourth proportional to 142,698.48, 214,050.12 and 53,993.76 is: 80,991.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,698.48 : 214,050.12 = 53,993.76 : x
  2. Step 2: Convert to fraction form
    142,698.48/214,050.12 = 53,993.76/x
  3. Step 3: Cross multiply
    142,698.48x = 214,050.12 × 53,993.76
  4. Step 4: Simplify right side
    142,698.48x = 11,557,370,807.25
  5. Step 5: Solve for x
    x = 11,557,370,807.25/142,698.48
  6. Step 6: Final answer
    x = 80,991.55

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