Home / 190,523.70-285,727.17-131,737.14

Finding the Fourth Proportional to 190,523.70, 285,727.17 and 131,737.14

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Solution

The fourth proportional to 190,523.70, 285,727.17 and 131,737.14 is: 197,565.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,523.70 : 285,727.17 = 131,737.14 : x
  2. Step 2: Convert to fraction form
    190,523.70/285,727.17 = 131,737.14/x
  3. Step 3: Cross multiply
    190,523.70x = 285,727.17 × 131,737.14
  4. Step 4: Simplify right side
    190,523.70x = 37,640,880,196.09
  5. Step 5: Solve for x
    x = 37,640,880,196.09/190,523.70
  6. Step 6: Final answer
    x = 197,565.34

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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.