Home / 53,260.92-79,891.38-18,200.88

Finding the Fourth Proportional to 53,260.92, 79,891.38 and 18,200.88

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Solution

The fourth proportional to 53,260.92, 79,891.38 and 18,200.88 is: 27,301.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,260.92 : 79,891.38 = 18,200.88 : x
  2. Step 2: Convert to fraction form
    53,260.92/79,891.38 = 18,200.88/x
  3. Step 3: Cross multiply
    53,260.92x = 79,891.38 × 18,200.88
  4. Step 4: Simplify right side
    53,260.92x = 1,454,093,420.41
  5. Step 5: Solve for x
    x = 1,454,093,420.41/53,260.92
  6. Step 6: Final answer
    x = 27,301.32

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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.