Home / 190,325.74-284,885.97-133,904.38

Finding the Fourth Proportional to 190,325.74, 284,885.97 and 133,904.38

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Solution

The fourth proportional to 190,325.74, 284,885.97 and 133,904.38 is: 200,432.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,325.74 : 284,885.97 = 133,904.38 : x
  2. Step 2: Convert to fraction form
    190,325.74/284,885.97 = 133,904.38/x
  3. Step 3: Cross multiply
    190,325.74x = 284,885.97 × 133,904.38
  4. Step 4: Simplify right side
    190,325.74x = 38,147,479,183.55
  5. Step 5: Solve for x
    x = 38,147,479,183.55/190,325.74
  6. Step 6: Final answer
    x = 200,432.58

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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.