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Finding the Fourth Proportional to 47,003.16, 70,497.80 and 13,714.28

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Solution

The fourth proportional to 47,003.16, 70,497.80 and 13,714.28 is: 20,569.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,003.16 : 70,497.80 = 13,714.28 : x
  2. Step 2: Convert to fraction form
    47,003.16/70,497.80 = 13,714.28/x
  3. Step 3: Cross multiply
    47,003.16x = 70,497.80 × 13,714.28
  4. Step 4: Simplify right side
    47,003.16x = 966,826,568.58
  5. Step 5: Solve for x
    x = 966,826,568.58/47,003.16
  6. Step 6: Final answer
    x = 20,569.40

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