Home / 83,553.21-125,300.63-33,620.34

Finding the Fourth Proportional to 83,553.21, 125,300.63 and 33,620.34

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Solution

The fourth proportional to 83,553.21, 125,300.63 and 33,620.34 is: 50,418.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,553.21 : 125,300.63 = 33,620.34 : x
  2. Step 2: Convert to fraction form
    83,553.21/125,300.63 = 33,620.34/x
  3. Step 3: Cross multiply
    83,553.21x = 125,300.63 × 33,620.34
  4. Step 4: Simplify right side
    83,553.21x = 4,212,649,614.71
  5. Step 5: Solve for x
    x = 4,212,649,614.71/83,553.21
  6. Step 6: Final answer
    x = 50,418.76

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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.