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Finding the Fourth Proportional to 48,447.78, 72,671.70 and 15,170.70

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Solution

The fourth proportional to 48,447.78, 72,671.70 and 15,170.70 is: 22,756.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,447.78 : 72,671.70 = 15,170.70 : x
  2. Step 2: Convert to fraction form
    48,447.78/72,671.70 = 15,170.70/x
  3. Step 3: Cross multiply
    48,447.78x = 72,671.70 × 15,170.70
  4. Step 4: Simplify right side
    48,447.78x = 1,102,480,559.19
  5. Step 5: Solve for x
    x = 1,102,480,559.19/48,447.78
  6. Step 6: Final answer
    x = 22,756.06

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