Home / 53,524.12-80,242.32-20,225.24

Finding the Fourth Proportional to 53,524.12, 80,242.32 and 20,225.24

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Solution

The fourth proportional to 53,524.12, 80,242.32 and 20,225.24 is: 30,321.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,524.12 : 80,242.32 = 20,225.24 : x
  2. Step 2: Convert to fraction form
    53,524.12/80,242.32 = 20,225.24/x
  3. Step 3: Cross multiply
    53,524.12x = 80,242.32 × 20,225.24
  4. Step 4: Simplify right side
    53,524.12x = 1,622,920,180.16
  5. Step 5: Solve for x
    x = 1,622,920,180.16/53,524.12
  6. Step 6: Final answer
    x = 30,321.29

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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.