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Finding the Fourth Proportional to 91,308.60, 136,960.47 and 41,352.66

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Solution

The fourth proportional to 91,308.60, 136,960.47 and 41,352.66 is: 62,027.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,308.60 : 136,960.47 = 41,352.66 : x
  2. Step 2: Convert to fraction form
    91,308.60/136,960.47 = 41,352.66/x
  3. Step 3: Cross multiply
    91,308.60x = 136,960.47 × 41,352.66
  4. Step 4: Simplify right side
    91,308.60x = 5,663,679,749.35
  5. Step 5: Solve for x
    x = 5,663,679,749.35/91,308.60
  6. Step 6: Final answer
    x = 62,027.89

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