Home / 41,150.08-61,728.02-20,368

Finding the Fourth Proportional to 41,150.08, 61,728.02 and 20,368

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Solution

The fourth proportional to 41,150.08, 61,728.02 and 20,368 is: 30,553.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,150.08 : 61,728.02 = 20,368 : x
  2. Step 2: Convert to fraction form
    41,150.08/61,728.02 = 20,368/x
  3. Step 3: Cross multiply
    41,150.08x = 61,728.02 × 20,368
  4. Step 4: Simplify right side
    41,150.08x = 1,257,276,311.36
  5. Step 5: Solve for x
    x = 1,257,276,311.36/41,150.08
  6. Step 6: Final answer
    x = 30,553.44

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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.