Home / 53,983.23-80,940.17-22,415.09

Finding the Fourth Proportional to 53,983.23, 80,940.17 and 22,415.09

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Solution

The fourth proportional to 53,983.23, 80,940.17 and 22,415.09 is: 33,608.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,983.23 : 80,940.17 = 22,415.09 : x
  2. Step 2: Convert to fraction form
    53,983.23/80,940.17 = 22,415.09/x
  3. Step 3: Cross multiply
    53,983.23x = 80,940.17 × 22,415.09
  4. Step 4: Simplify right side
    53,983.23x = 1,814,281,195.17
  5. Step 5: Solve for x
    x = 1,814,281,195.17/53,983.23
  6. Step 6: Final answer
    x = 33,608.24

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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.