Home / 65,800.24-90,804.48-37,505.20

Finding the Fourth Proportional to 65,800.24, 90,804.48 and 37,505.20

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Solution

The fourth proportional to 65,800.24, 90,804.48 and 37,505.20 is: 51,757.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,800.24 : 90,804.48 = 37,505.20 : x
  2. Step 2: Convert to fraction form
    65,800.24/90,804.48 = 37,505.20/x
  3. Step 3: Cross multiply
    65,800.24x = 90,804.48 × 37,505.20
  4. Step 4: Simplify right side
    65,800.24x = 3,405,640,183.30
  5. Step 5: Solve for x
    x = 3,405,640,183.30/65,800.24
  6. Step 6: Final answer
    x = 51,757.26

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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.