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Finding the Fourth Proportional to 65,861.40, 98,792.10 and 16,613.40

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Solution

The fourth proportional to 65,861.40, 98,792.10 and 16,613.40 is: 24,920.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,861.40 : 98,792.10 = 16,613.40 : x
  2. Step 2: Convert to fraction form
    65,861.40/98,792.10 = 16,613.40/x
  3. Step 3: Cross multiply
    65,861.40x = 98,792.10 × 16,613.40
  4. Step 4: Simplify right side
    65,861.40x = 1,641,272,674.14
  5. Step 5: Solve for x
    x = 1,641,272,674.14/65,861.40
  6. Step 6: Final answer
    x = 24,920.10

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