Home / 37,078.59-51,170.63-21,168.17

Finding the Fourth Proportional to 37,078.59, 51,170.63 and 21,168.17

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Solution

The fourth proportional to 37,078.59, 51,170.63 and 21,168.17 is: 29,213.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,078.59 : 51,170.63 = 21,168.17 : x
  2. Step 2: Convert to fraction form
    37,078.59/51,170.63 = 21,168.17/x
  3. Step 3: Cross multiply
    37,078.59x = 51,170.63 × 21,168.17
  4. Step 4: Simplify right side
    37,078.59x = 1,083,188,233.15
  5. Step 5: Solve for x
    x = 1,083,188,233.15/37,078.59
  6. Step 6: Final answer
    x = 29,213.31

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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.