Home / 150,012.44-206,803.50-102,204.62

Finding the Fourth Proportional to 150,012.44, 206,803.50 and 102,204.62

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Solution

The fourth proportional to 150,012.44, 206,803.50 and 102,204.62 is: 140,896.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,012.44 : 206,803.50 = 102,204.62 : x
  2. Step 2: Convert to fraction form
    150,012.44/206,803.50 = 102,204.62/x
  3. Step 3: Cross multiply
    150,012.44x = 206,803.50 × 102,204.62
  4. Step 4: Simplify right side
    150,012.44x = 21,136,273,132.17
  5. Step 5: Solve for x
    x = 21,136,273,132.17/150,012.44
  6. Step 6: Final answer
    x = 140,896.80

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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.