Home / 53,582.41-80,367.92-21,995.78

Finding the Fourth Proportional to 53,582.41, 80,367.92 and 21,995.78

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Solution

The fourth proportional to 53,582.41, 80,367.92 and 21,995.78 is: 32,991.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,582.41 : 80,367.92 = 21,995.78 : x
  2. Step 2: Convert to fraction form
    53,582.41/80,367.92 = 21,995.78/x
  3. Step 3: Cross multiply
    53,582.41x = 80,367.92 × 21,995.78
  4. Step 4: Simplify right side
    53,582.41x = 1,767,755,260.80
  5. Step 5: Solve for x
    x = 1,767,755,260.80/53,582.41
  6. Step 6: Final answer
    x = 32,991.34

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1.5x scale

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.