Home / 35,255.23-52,929.77-20,474.75

Finding the Fourth Proportional to 35,255.23, 52,929.77 and 20,474.75

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Solution

The fourth proportional to 35,255.23, 52,929.77 and 20,474.75 is: 30,739.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,255.23 : 52,929.77 = 20,474.75 : x
  2. Step 2: Convert to fraction form
    35,255.23/52,929.77 = 20,474.75/x
  3. Step 3: Cross multiply
    35,255.23x = 52,929.77 × 20,474.75
  4. Step 4: Simplify right side
    35,255.23x = 1,083,723,808.31
  5. Step 5: Solve for x
    x = 1,083,723,808.31/35,255.23
  6. Step 6: Final answer
    x = 30,739.38

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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.