Home / 53,144.20-73,257.78-34,257.16

Finding the Fourth Proportional to 53,144.20, 73,257.78 and 34,257.16

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Solution

The fourth proportional to 53,144.20, 73,257.78 and 34,257.16 is: 47,222.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,144.20 : 73,257.78 = 34,257.16 : x
  2. Step 2: Convert to fraction form
    53,144.20/73,257.78 = 34,257.16/x
  3. Step 3: Cross multiply
    53,144.20x = 73,257.78 × 34,257.16
  4. Step 4: Simplify right side
    53,144.20x = 2,509,603,490.70
  5. Step 5: Solve for x
    x = 2,509,603,490.70/53,144.20
  6. Step 6: Final answer
    x = 47,222.53

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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.