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Finding the Fourth Proportional to 98,503.74, 135,934.47 and 53,791.74

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Solution

The fourth proportional to 98,503.74, 135,934.47 and 53,791.74 is: 74,232.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,503.74 : 135,934.47 = 53,791.74 : x
  2. Step 2: Convert to fraction form
    98,503.74/135,934.47 = 53,791.74/x
  3. Step 3: Cross multiply
    98,503.74x = 135,934.47 × 53,791.74
  4. Step 4: Simplify right side
    98,503.74x = 7,312,151,667.28
  5. Step 5: Solve for x
    x = 7,312,151,667.28/98,503.74
  6. Step 6: Final answer
    x = 74,232.22

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