Home / 54,168.92-74,753.28-30,296

Finding the Fourth Proportional to 54,168.92, 74,753.28 and 30,296

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Solution

The fourth proportional to 54,168.92, 74,753.28 and 30,296 is: 41,808.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,168.92 : 74,753.28 = 30,296 : x
  2. Step 2: Convert to fraction form
    54,168.92/74,753.28 = 30,296/x
  3. Step 3: Cross multiply
    54,168.92x = 74,753.28 × 30,296
  4. Step 4: Simplify right side
    54,168.92x = 2,264,725,370.88
  5. Step 5: Solve for x
    x = 2,264,725,370.88/54,168.92
  6. Step 6: Final answer
    x = 41,808.58

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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.