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Finding the Fourth Proportional to 124,340.10, 186,565.26 and 65,161.69

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Solution

The fourth proportional to 124,340.10, 186,565.26 and 65,161.69 is: 97,771.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,340.10 : 186,565.26 = 65,161.69 : x
  2. Step 2: Convert to fraction form
    124,340.10/186,565.26 = 65,161.69/x
  3. Step 3: Cross multiply
    124,340.10x = 186,565.26 × 65,161.69
  4. Step 4: Simplify right side
    124,340.10x = 12,156,907,636.89
  5. Step 5: Solve for x
    x = 12,156,907,636.89/124,340.10
  6. Step 6: Final answer
    x = 97,771.42

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