Home / 37,067.73-51,157.13-21,154.58

Finding the Fourth Proportional to 37,067.73, 51,157.13 and 21,154.58

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Solution

The fourth proportional to 37,067.73, 51,157.13 and 21,154.58 is: 29,195.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,067.73 : 51,157.13 = 21,154.58 : x
  2. Step 2: Convert to fraction form
    37,067.73/51,157.13 = 21,154.58/x
  3. Step 3: Cross multiply
    37,067.73x = 51,157.13 × 21,154.58
  4. Step 4: Simplify right side
    37,067.73x = 1,082,207,237.60
  5. Step 5: Solve for x
    x = 1,082,207,237.60/37,067.73
  6. Step 6: Final answer
    x = 29,195.40

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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.