Home / 69,403.85-95,777.21-37,572.74

Finding the Fourth Proportional to 69,403.85, 95,777.21 and 37,572.74

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Solution

The fourth proportional to 69,403.85, 95,777.21 and 37,572.74 is: 51,850.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,403.85 : 95,777.21 = 37,572.74 : x
  2. Step 2: Convert to fraction form
    69,403.85/95,777.21 = 37,572.74/x
  3. Step 3: Cross multiply
    69,403.85x = 95,777.21 × 37,572.74
  4. Step 4: Simplify right side
    69,403.85x = 3,598,612,021.39
  5. Step 5: Solve for x
    x = 3,598,612,021.39/69,403.85
  6. Step 6: Final answer
    x = 51,850.32

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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.