Home / 190,629.42-285,744.62-64,226.00

Finding the Fourth Proportional to 190,629.42, 285,744.62 and 64,226.00

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Solution

The fourth proportional to 190,629.42, 285,744.62 and 64,226.00 is: 96,271.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,629.42 : 285,744.62 = 64,226.00 : x
  2. Step 2: Convert to fraction form
    190,629.42/285,744.62 = 64,226.00/x
  3. Step 3: Cross multiply
    190,629.42x = 285,744.62 × 64,226.00
  4. Step 4: Simplify right side
    190,629.42x = 18,352,233,169.48
  5. Step 5: Solve for x
    x = 18,352,233,169.48/190,629.42
  6. Step 6: Final answer
    x = 96,271.78

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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.