Home / 66,801.86-92,183.18-36,581.36

Finding the Fourth Proportional to 66,801.86, 92,183.18 and 36,581.36

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Solution

The fourth proportional to 66,801.86, 92,183.18 and 36,581.36 is: 50,480.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,801.86 : 92,183.18 = 36,581.36 : x
  2. Step 2: Convert to fraction form
    66,801.86/92,183.18 = 36,581.36/x
  3. Step 3: Cross multiply
    66,801.86x = 92,183.18 × 36,581.36
  4. Step 4: Simplify right side
    66,801.86x = 3,372,185,449.70
  5. Step 5: Solve for x
    x = 3,372,185,449.70/66,801.86
  6. Step 6: Final answer
    x = 50,480.42

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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.