Home / 55,418.58-83,125.44-15,977.25

Finding the Fourth Proportional to 55,418.58, 83,125.44 and 15,977.25

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Solution

The fourth proportional to 55,418.58, 83,125.44 and 15,977.25 is: 23,965.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,418.58 : 83,125.44 = 15,977.25 : x
  2. Step 2: Convert to fraction form
    55,418.58/83,125.44 = 15,977.25/x
  3. Step 3: Cross multiply
    55,418.58x = 83,125.44 × 15,977.25
  4. Step 4: Simplify right side
    55,418.58x = 1,328,115,936.24
  5. Step 5: Solve for x
    x = 1,328,115,936.24/55,418.58
  6. Step 6: Final answer
    x = 23,965.17

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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.