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Finding the Fourth Proportional to 42,971.62, 64,482.94 and 23,249.74

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Solution

The fourth proportional to 42,971.62, 64,482.94 and 23,249.74 is: 34,888.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,971.62 : 64,482.94 = 23,249.74 : x
  2. Step 2: Convert to fraction form
    42,971.62/64,482.94 = 23,249.74/x
  3. Step 3: Cross multiply
    42,971.62x = 64,482.94 × 23,249.74
  4. Step 4: Simplify right side
    42,971.62x = 1,499,211,589.44
  5. Step 5: Solve for x
    x = 1,499,211,589.44/42,971.62
  6. Step 6: Final answer
    x = 34,888.41

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