Home / 57,828.06-86,729.13-16,278.30

Finding the Fourth Proportional to 57,828.06, 86,729.13 and 16,278.30

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Solution

The fourth proportional to 57,828.06, 86,729.13 and 16,278.30 is: 24,413.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,828.06 : 86,729.13 = 16,278.30 : x
  2. Step 2: Convert to fraction form
    57,828.06/86,729.13 = 16,278.30/x
  3. Step 3: Cross multiply
    57,828.06x = 86,729.13 × 16,278.30
  4. Step 4: Simplify right side
    57,828.06x = 1,411,802,796.88
  5. Step 5: Solve for x
    x = 1,411,802,796.88/57,828.06
  6. Step 6: Final answer
    x = 24,413.80

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Why These Related Problems?

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