Home / 55,753.37-83,608.26-20,206.25

Finding the Fourth Proportional to 55,753.37, 83,608.26 and 20,206.25

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Solution

The fourth proportional to 55,753.37, 83,608.26 and 20,206.25 is: 30,301.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,753.37 : 83,608.26 = 20,206.25 : x
  2. Step 2: Convert to fraction form
    55,753.37/83,608.26 = 20,206.25/x
  3. Step 3: Cross multiply
    55,753.37x = 83,608.26 × 20,206.25
  4. Step 4: Simplify right side
    55,753.37x = 1,689,408,985.58
  5. Step 5: Solve for x
    x = 1,689,408,985.58/55,753.37
  6. Step 6: Final answer
    x = 30,301.47

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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.