Home / 190,213.45-285,363.92-57,096.23

Finding the Fourth Proportional to 190,213.45, 285,363.92 and 57,096.23

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Solution

The fourth proportional to 190,213.45, 285,363.92 and 57,096.23 is: 85,657.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,213.45 : 285,363.92 = 57,096.23 : x
  2. Step 2: Convert to fraction form
    190,213.45/285,363.92 = 57,096.23/x
  3. Step 3: Cross multiply
    190,213.45x = 285,363.92 × 57,096.23
  4. Step 4: Simplify right side
    190,213.45x = 16,293,202,725.94
  5. Step 5: Solve for x
    x = 16,293,202,725.94/190,213.45
  6. Step 6: Final answer
    x = 85,657.47

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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.