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Finding the Fourth Proportional to 48,570.51, 72,855.90 and 13,510.20

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Solution

The fourth proportional to 48,570.51, 72,855.90 and 13,510.20 is: 20,265.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,570.51 : 72,855.90 = 13,510.20 : x
  2. Step 2: Convert to fraction form
    48,570.51/72,855.90 = 13,510.20/x
  3. Step 3: Cross multiply
    48,570.51x = 72,855.90 × 13,510.20
  4. Step 4: Simplify right side
    48,570.51x = 984,297,780.18
  5. Step 5: Solve for x
    x = 984,297,780.18/48,570.51
  6. Step 6: Final answer
    x = 20,265.34

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