Home / 37,161.06-51,282.36-21,245.94

Finding the Fourth Proportional to 37,161.06, 51,282.36 and 21,245.94

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Solution

The fourth proportional to 37,161.06, 51,282.36 and 21,245.94 is: 29,319.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,161.06 : 51,282.36 = 21,245.94 : x
  2. Step 2: Convert to fraction form
    37,161.06/51,282.36 = 21,245.94/x
  3. Step 3: Cross multiply
    37,161.06x = 51,282.36 × 21,245.94
  4. Step 4: Simplify right side
    37,161.06x = 1,089,541,943.62
  5. Step 5: Solve for x
    x = 1,089,541,943.62/37,161.06
  6. Step 6: Final answer
    x = 29,319.45

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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.