Home / 37,173.20-51,299.07-20,177.45

Finding the Fourth Proportional to 37,173.20, 51,299.07 and 20,177.45

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Solution

The fourth proportional to 37,173.20, 51,299.07 and 20,177.45 is: 27,844.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,173.20 : 51,299.07 = 20,177.45 : x
  2. Step 2: Convert to fraction form
    37,173.20/51,299.07 = 20,177.45/x
  3. Step 3: Cross multiply
    37,173.20x = 51,299.07 × 20,177.45
  4. Step 4: Simplify right side
    37,173.20x = 1,035,084,419.97
  5. Step 5: Solve for x
    x = 1,035,084,419.97/37,173.20
  6. Step 6: Final answer
    x = 27,844.91

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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.