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Finding the Fourth Proportional to 21,435.90, 32,148.81 and 5,849.82

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Solution

The fourth proportional to 21,435.90, 32,148.81 and 5,849.82 is: 8,773.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,435.90 : 32,148.81 = 5,849.82 : x
  2. Step 2: Convert to fraction form
    21,435.90/32,148.81 = 5,849.82/x
  3. Step 3: Cross multiply
    21,435.90x = 32,148.81 × 5,849.82
  4. Step 4: Simplify right side
    21,435.90x = 188,064,751.71
  5. Step 5: Solve for x
    x = 188,064,751.71/21,435.90
  6. Step 6: Final answer
    x = 8,773.35

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