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Finding the Fourth Proportional to 37,855, 56,765.19 and 14,145.15

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Solution

The fourth proportional to 37,855, 56,765.19 and 14,145.15 is: 21,211.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,855 : 56,765.19 = 14,145.15 : x
  2. Step 2: Convert to fraction form
    37,855/56,765.19 = 14,145.15/x
  3. Step 3: Cross multiply
    37,855x = 56,765.19 × 14,145.15
  4. Step 4: Simplify right side
    37,855x = 802,952,127.33
  5. Step 5: Solve for x
    x = 802,952,127.33/37,855
  6. Step 6: Final answer
    x = 21,211.26

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