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Finding the Fourth Proportional to 31,046.51, 46,571.54 and 8,858.18

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Solution

The fourth proportional to 31,046.51, 46,571.54 and 8,858.18 is: 13,287.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,046.51 : 46,571.54 = 8,858.18 : x
  2. Step 2: Convert to fraction form
    31,046.51/46,571.54 = 8,858.18/x
  3. Step 3: Cross multiply
    31,046.51x = 46,571.54 × 8,858.18
  4. Step 4: Simplify right side
    31,046.51x = 412,539,084.20
  5. Step 5: Solve for x
    x = 412,539,084.20/31,046.51
  6. Step 6: Final answer
    x = 13,287.78

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.