Home / 55,351.44-83,025-15,908.40

Finding the Fourth Proportional to 55,351.44, 83,025 and 15,908.40

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Solution

The fourth proportional to 55,351.44, 83,025 and 15,908.40 is: 23,861.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,351.44 : 83,025 = 15,908.40 : x
  2. Step 2: Convert to fraction form
    55,351.44/83,025 = 15,908.40/x
  3. Step 3: Cross multiply
    55,351.44x = 83,025 × 15,908.40
  4. Step 4: Simplify right side
    55,351.44x = 1,320,794,910
  5. Step 5: Solve for x
    x = 1,320,794,910/55,351.44
  6. Step 6: Final answer
    x = 23,861.98

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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.