Home / 383,136.64-574,705.08-158,249.92

Finding the Fourth Proportional to 383,136.64, 574,705.08 and 158,249.92

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Solution

The fourth proportional to 383,136.64, 574,705.08 and 158,249.92 is: 237,374.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,136.64 : 574,705.08 = 158,249.92 : x
  2. Step 2: Convert to fraction form
    383,136.64/574,705.08 = 158,249.92/x
  3. Step 3: Cross multiply
    383,136.64x = 574,705.08 × 158,249.92
  4. Step 4: Simplify right side
    383,136.64x = 90,947,032,933.59
  5. Step 5: Solve for x
    x = 90,947,032,933.59/383,136.64
  6. Step 6: Final answer
    x = 237,374.93

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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.