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Finding the Fourth Proportional to 150,855.35, 225,938.57 and 72,024.93

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Solution

The fourth proportional to 150,855.35, 225,938.57 and 72,024.93 is: 107,872.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,855.35 : 225,938.57 = 72,024.93 : x
  2. Step 2: Convert to fraction form
    150,855.35/225,938.57 = 72,024.93/x
  3. Step 3: Cross multiply
    150,855.35x = 225,938.57 × 72,024.93
  4. Step 4: Simplify right side
    150,855.35x = 16,273,209,328.43
  5. Step 5: Solve for x
    x = 16,273,209,328.43/150,855.35
  6. Step 6: Final answer
    x = 107,872.94

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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.