Home / 53,870.91-80,794.22-20,579.10

Finding the Fourth Proportional to 53,870.91, 80,794.22 and 20,579.10

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Solution

The fourth proportional to 53,870.91, 80,794.22 and 20,579.10 is: 30,864.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,870.91 : 80,794.22 = 20,579.10 : x
  2. Step 2: Convert to fraction form
    53,870.91/80,794.22 = 20,579.10/x
  3. Step 3: Cross multiply
    53,870.91x = 80,794.22 × 20,579.10
  4. Step 4: Simplify right side
    53,870.91x = 1,662,672,229.91
  5. Step 5: Solve for x
    x = 1,662,672,229.91/53,870.91
  6. Step 6: Final answer
    x = 30,864.01

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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.