Home / 37,076.73-51,170.76-21,164.28

Finding the Fourth Proportional to 37,076.73, 51,170.76 and 21,164.28

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Solution

The fourth proportional to 37,076.73, 51,170.76 and 21,164.28 is: 29,209.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,076.73 : 51,170.76 = 21,164.28 : x
  2. Step 2: Convert to fraction form
    37,076.73/51,170.76 = 21,164.28/x
  3. Step 3: Cross multiply
    37,076.73x = 51,170.76 × 21,164.28
  4. Step 4: Simplify right side
    37,076.73x = 1,082,992,292.45
  5. Step 5: Solve for x
    x = 1,082,992,292.45/37,076.73
  6. Step 6: Final answer
    x = 29,209.49

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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.