Home / 190,297.20-285,883.38-134,266.44

Finding the Fourth Proportional to 190,297.20, 285,883.38 and 134,266.44

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Solution

The fourth proportional to 190,297.20, 285,883.38 and 134,266.44 is: 201,708.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,297.20 : 285,883.38 = 134,266.44 : x
  2. Step 2: Convert to fraction form
    190,297.20/285,883.38 = 134,266.44/x
  3. Step 3: Cross multiply
    190,297.20x = 285,883.38 × 134,266.44
  4. Step 4: Simplify right side
    190,297.20x = 38,384,543,687.77
  5. Step 5: Solve for x
    x = 38,384,543,687.77/190,297.20
  6. Step 6: Final answer
    x = 201,708.40

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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.