Home / 30,090.55-41,524.46-16,661.52

Finding the Fourth Proportional to 30,090.55, 41,524.46 and 16,661.52

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Solution

The fourth proportional to 30,090.55, 41,524.46 and 16,661.52 is: 22,992.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,090.55 : 41,524.46 = 16,661.52 : x
  2. Step 2: Convert to fraction form
    30,090.55/41,524.46 = 16,661.52/x
  3. Step 3: Cross multiply
    30,090.55x = 41,524.46 × 16,661.52
  4. Step 4: Simplify right side
    30,090.55x = 691,860,490.85
  5. Step 5: Solve for x
    x = 691,860,490.85/30,090.55
  6. Step 6: Final answer
    x = 22,992.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.