Home / 65,566.56-90,481.44-37,272.25

Finding the Fourth Proportional to 65,566.56, 90,481.44 and 37,272.25

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Solution

The fourth proportional to 65,566.56, 90,481.44 and 37,272.25 is: 51,435.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,566.56 : 90,481.44 = 37,272.25 : x
  2. Step 2: Convert to fraction form
    65,566.56/90,481.44 = 37,272.25/x
  3. Step 3: Cross multiply
    65,566.56x = 90,481.44 × 37,272.25
  4. Step 4: Simplify right side
    65,566.56x = 3,372,446,213.27
  5. Step 5: Solve for x
    x = 3,372,446,213.27/65,566.56
  6. Step 6: Final answer
    x = 51,435.46

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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.