Home / 190,204.56-285,265.53-57,049.07

Finding the Fourth Proportional to 190,204.56, 285,265.53 and 57,049.07

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Solution

The fourth proportional to 190,204.56, 285,265.53 and 57,049.07 is: 85,561.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,204.56 : 285,265.53 = 57,049.07 : x
  2. Step 2: Convert to fraction form
    190,204.56/285,265.53 = 57,049.07/x
  3. Step 3: Cross multiply
    190,204.56x = 285,265.53 × 57,049.07
  4. Step 4: Simplify right side
    190,204.56x = 16,274,131,763.23
  5. Step 5: Solve for x
    x = 16,274,131,763.23/190,204.56
  6. Step 6: Final answer
    x = 85,561.21

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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.