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Finding the Fourth Proportional to 38,552.80, 57,850.80 and 16,362.40

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Solution

The fourth proportional to 38,552.80, 57,850.80 and 16,362.40 is: 24,552.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,552.80 : 57,850.80 = 16,362.40 : x
  2. Step 2: Convert to fraction form
    38,552.80/57,850.80 = 16,362.40/x
  3. Step 3: Cross multiply
    38,552.80x = 57,850.80 × 16,362.40
  4. Step 4: Simplify right side
    38,552.80x = 946,577,929.92
  5. Step 5: Solve for x
    x = 946,577,929.92/38,552.80
  6. Step 6: Final answer
    x = 24,552.77

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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.