Home / 190,329.74-284,891.96-133,908.38

Finding the Fourth Proportional to 190,329.74, 284,891.96 and 133,908.38

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Solution

The fourth proportional to 190,329.74, 284,891.96 and 133,908.38 is: 200,438.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,329.74 : 284,891.96 = 133,908.38 : x
  2. Step 2: Convert to fraction form
    190,329.74/284,891.96 = 133,908.38/x
  3. Step 3: Cross multiply
    190,329.74x = 284,891.96 × 133,908.38
  4. Step 4: Simplify right side
    190,329.74x = 38,149,420,838.62
  5. Step 5: Solve for x
    x = 38,149,420,838.62/190,329.74
  6. Step 6: Final answer
    x = 200,438.57

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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.