Home / 37,080.36-51,170.94-20,313

Finding the Fourth Proportional to 37,080.36, 51,170.94 and 20,313

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Solution

The fourth proportional to 37,080.36, 51,170.94 and 20,313 is: 28,031.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,080.36 : 51,170.94 = 20,313 : x
  2. Step 2: Convert to fraction form
    37,080.36/51,170.94 = 20,313/x
  3. Step 3: Cross multiply
    37,080.36x = 51,170.94 × 20,313
  4. Step 4: Simplify right side
    37,080.36x = 1,039,435,304.22
  5. Step 5: Solve for x
    x = 1,039,435,304.22/37,080.36
  6. Step 6: Final answer
    x = 28,031.96

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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.