Home / 55,601.97-83,408.54-15,621.05

Finding the Fourth Proportional to 55,601.97, 83,408.54 and 15,621.05

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Solution

The fourth proportional to 55,601.97, 83,408.54 and 15,621.05 is: 23,433.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,601.97 : 83,408.54 = 15,621.05 : x
  2. Step 2: Convert to fraction form
    55,601.97/83,408.54 = 15,621.05/x
  3. Step 3: Cross multiply
    55,601.97x = 83,408.54 × 15,621.05
  4. Step 4: Simplify right side
    55,601.97x = 1,302,928,908.56
  5. Step 5: Solve for x
    x = 1,302,928,908.56/55,601.97
  6. Step 6: Final answer
    x = 23,433.14

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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.