Home / 57,739.53-86,611.73-18,295.77

Finding the Fourth Proportional to 57,739.53, 86,611.73 and 18,295.77

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Solution

The fourth proportional to 57,739.53, 86,611.73 and 18,295.77 is: 27,444.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,739.53 : 86,611.73 = 18,295.77 : x
  2. Step 2: Convert to fraction form
    57,739.53/86,611.73 = 18,295.77/x
  3. Step 3: Cross multiply
    57,739.53x = 86,611.73 × 18,295.77
  4. Step 4: Simplify right side
    57,739.53x = 1,584,628,291.38
  5. Step 5: Solve for x
    x = 1,584,628,291.38/57,739.53
  6. Step 6: Final answer
    x = 27,444.43

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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.