Home / 49,470.20-68,270.14-30,360.54

Finding the Fourth Proportional to 49,470.20, 68,270.14 and 30,360.54

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Solution

The fourth proportional to 49,470.20, 68,270.14 and 30,360.54 is: 41,898.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,470.20 : 68,270.14 = 30,360.54 : x
  2. Step 2: Convert to fraction form
    49,470.20/68,270.14 = 30,360.54/x
  3. Step 3: Cross multiply
    49,470.20x = 68,270.14 × 30,360.54
  4. Step 4: Simplify right side
    49,470.20x = 2,072,718,316.28
  5. Step 5: Solve for x
    x = 2,072,718,316.28/49,470.20
  6. Step 6: Final answer
    x = 41,898.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.