Home / 37,261.75-51,420.97-21,132.11

Finding the Fourth Proportional to 37,261.75, 51,420.97 and 21,132.11

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Solution

The fourth proportional to 37,261.75, 51,420.97 and 21,132.11 is: 29,162.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,261.75 : 51,420.97 = 21,132.11 : x
  2. Step 2: Convert to fraction form
    37,261.75/51,420.97 = 21,132.11/x
  3. Step 3: Cross multiply
    37,261.75x = 51,420.97 × 21,132.11
  4. Step 4: Simplify right side
    37,261.75x = 1,086,633,594.35
  5. Step 5: Solve for x
    x = 1,086,633,594.35/37,261.75
  6. Step 6: Final answer
    x = 29,162.17

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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.