Home / 190,662.24-285,996.24-90,832.80

Finding the Fourth Proportional to 190,662.24, 285,996.24 and 90,832.80

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Solution

The fourth proportional to 190,662.24, 285,996.24 and 90,832.80 is: 136,250.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,662.24 : 285,996.24 = 90,832.80 : x
  2. Step 2: Convert to fraction form
    190,662.24/285,996.24 = 90,832.80/x
  3. Step 3: Cross multiply
    190,662.24x = 285,996.24 × 90,832.80
  4. Step 4: Simplify right side
    190,662.24x = 25,977,839,268.67
  5. Step 5: Solve for x
    x = 25,977,839,268.67/190,662.24
  6. Step 6: Final answer
    x = 136,250.57

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1.5x scale

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.