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Finding the Fourth Proportional to 53,911.70, 80,853.15 and 16,471.70

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Solution

The fourth proportional to 53,911.70, 80,853.15 and 16,471.70 is: 24,703.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,911.70 : 80,853.15 = 16,471.70 : x
  2. Step 2: Convert to fraction form
    53,911.70/80,853.15 = 16,471.70/x
  3. Step 3: Cross multiply
    53,911.70x = 80,853.15 × 16,471.70
  4. Step 4: Simplify right side
    53,911.70x = 1,331,788,830.86
  5. Step 5: Solve for x
    x = 1,331,788,830.86/53,911.70
  6. Step 6: Final answer
    x = 24,703.15

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