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Finding the Fourth Proportional to 94,615.12, 142,021.10 and 69,683.32

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Solution

The fourth proportional to 94,615.12, 142,021.10 and 69,683.32 is: 104,597.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,615.12 : 142,021.10 = 69,683.32 : x
  2. Step 2: Convert to fraction form
    94,615.12/142,021.10 = 69,683.32/x
  3. Step 3: Cross multiply
    94,615.12x = 142,021.10 × 69,683.32
  4. Step 4: Simplify right side
    94,615.12x = 9,896,501,758.05
  5. Step 5: Solve for x
    x = 9,896,501,758.05/94,615.12
  6. Step 6: Final answer
    x = 104,597.47

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