Home / 53,525.12-80,243.82-20,226.24

Finding the Fourth Proportional to 53,525.12, 80,243.82 and 20,226.24

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Solution

The fourth proportional to 53,525.12, 80,243.82 and 20,226.24 is: 30,322.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,525.12 : 80,243.82 = 20,226.24 : x
  2. Step 2: Convert to fraction form
    53,525.12/80,243.82 = 20,226.24/x
  3. Step 3: Cross multiply
    53,525.12x = 80,243.82 × 20,226.24
  4. Step 4: Simplify right side
    53,525.12x = 1,623,030,761.84
  5. Step 5: Solve for x
    x = 1,623,030,761.84/53,525.12
  6. Step 6: Final answer
    x = 30,322.79

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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.