Home / 190,224.70-285,384.43-57,107.41

Finding the Fourth Proportional to 190,224.70, 285,384.43 and 57,107.41

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Solution

The fourth proportional to 190,224.70, 285,384.43 and 57,107.41 is: 85,675.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,224.70 : 285,384.43 = 57,107.41 : x
  2. Step 2: Convert to fraction form
    190,224.70/285,384.43 = 57,107.41/x
  3. Step 3: Cross multiply
    190,224.70x = 285,384.43 × 57,107.41
  4. Step 4: Simplify right side
    190,224.70x = 16,297,565,651.63
  5. Step 5: Solve for x
    x = 16,297,565,651.63/190,224.70
  6. Step 6: Final answer
    x = 85,675.34

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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.