Home / 190,234.62-262,523.25-109,661.69

Finding the Fourth Proportional to 190,234.62, 262,523.25 and 109,661.69

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Solution

The fourth proportional to 190,234.62, 262,523.25 and 109,661.69 is: 151,332.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,234.62 : 262,523.25 = 109,661.69 : x
  2. Step 2: Convert to fraction form
    190,234.62/262,523.25 = 109,661.69/x
  3. Step 3: Cross multiply
    190,234.62x = 262,523.25 × 109,661.69
  4. Step 4: Simplify right side
    190,234.62x = 28,788,743,915.60
  5. Step 5: Solve for x
    x = 28,788,743,915.60/190,234.62
  6. Step 6: Final answer
    x = 151,332.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.