Home / 37,197.81-51,333.03-20,202.06

Finding the Fourth Proportional to 37,197.81, 51,333.03 and 20,202.06

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Solution

The fourth proportional to 37,197.81, 51,333.03 and 20,202.06 is: 27,878.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,197.81 : 51,333.03 = 20,202.06 : x
  2. Step 2: Convert to fraction form
    37,197.81/51,333.03 = 20,202.06/x
  3. Step 3: Cross multiply
    37,197.81x = 51,333.03 × 20,202.06
  4. Step 4: Simplify right side
    37,197.81x = 1,037,032,952.04
  5. Step 5: Solve for x
    x = 1,037,032,952.04/37,197.81
  6. Step 6: Final answer
    x = 27,878.87

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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.