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Finding the Fourth Proportional to 150,003.36, 224,929.20 and 50,128.80

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Solution

The fourth proportional to 150,003.36, 224,929.20 and 50,128.80 is: 75,167.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,003.36 : 224,929.20 = 50,128.80 : x
  2. Step 2: Convert to fraction form
    150,003.36/224,929.20 = 50,128.80/x
  3. Step 3: Cross multiply
    150,003.36x = 224,929.20 × 50,128.80
  4. Step 4: Simplify right side
    150,003.36x = 11,275,430,880.96
  5. Step 5: Solve for x
    x = 11,275,430,880.96/150,003.36
  6. Step 6: Final answer
    x = 75,167.86

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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.