Home / 37,074.30-51,166.20-21,161.15

Finding the Fourth Proportional to 37,074.30, 51,166.20 and 21,161.15

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Solution

The fourth proportional to 37,074.30, 51,166.20 and 21,161.15 is: 29,204.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,074.30 : 51,166.20 = 21,161.15 : x
  2. Step 2: Convert to fraction form
    37,074.30/51,166.20 = 21,161.15/x
  3. Step 3: Cross multiply
    37,074.30x = 51,166.20 × 21,161.15
  4. Step 4: Simplify right side
    37,074.30x = 1,082,735,377.30
  5. Step 5: Solve for x
    x = 1,082,735,377.30/37,074.30
  6. Step 6: Final answer
    x = 29,204.47

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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.