Home / 30,181.89-41,650.23-16,752.75

Finding the Fourth Proportional to 30,181.89, 41,650.23 and 16,752.75

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Solution

The fourth proportional to 30,181.89, 41,650.23 and 16,752.75 is: 23,118.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,181.89 : 41,650.23 = 16,752.75 : x
  2. Step 2: Convert to fraction form
    30,181.89/41,650.23 = 16,752.75/x
  3. Step 3: Cross multiply
    30,181.89x = 41,650.23 × 16,752.75
  4. Step 4: Simplify right side
    30,181.89x = 697,755,890.63
  5. Step 5: Solve for x
    x = 697,755,890.63/30,181.89
  6. Step 6: Final answer
    x = 23,118.36

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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.