Home / 37,160.82-51,281.68-20,164.64

Finding the Fourth Proportional to 37,160.82, 51,281.68 and 20,164.64

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Solution

The fourth proportional to 37,160.82, 51,281.68 and 20,164.64 is: 27,827.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,160.82 : 51,281.68 = 20,164.64 : x
  2. Step 2: Convert to fraction form
    37,160.82/51,281.68 = 20,164.64/x
  3. Step 3: Cross multiply
    37,160.82x = 51,281.68 × 20,164.64
  4. Step 4: Simplify right side
    37,160.82x = 1,034,076,357.05
  5. Step 5: Solve for x
    x = 1,034,076,357.05/37,160.82
  6. Step 6: Final answer
    x = 27,827.06

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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.