Home / 190,183.32-285,265.26-57,064.68

Finding the Fourth Proportional to 190,183.32, 285,265.26 and 57,064.68

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Solution

The fourth proportional to 190,183.32, 285,265.26 and 57,064.68 is: 85,594.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,183.32 : 285,265.26 = 57,064.68 : x
  2. Step 2: Convert to fraction form
    190,183.32/285,265.26 = 57,064.68/x
  3. Step 3: Cross multiply
    190,183.32x = 285,265.26 × 57,064.68
  4. Step 4: Simplify right side
    190,183.32x = 16,278,570,777.02
  5. Step 5: Solve for x
    x = 16,278,570,777.02/190,183.32
  6. Step 6: Final answer
    x = 85,594.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.