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Finding the Fourth Proportional to 25,329.54, 37,994.02 and 11,285.98

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Solution

The fourth proportional to 25,329.54, 37,994.02 and 11,285.98 is: 16,928.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,329.54 : 37,994.02 = 11,285.98 : x
  2. Step 2: Convert to fraction form
    25,329.54/37,994.02 = 11,285.98/x
  3. Step 3: Cross multiply
    25,329.54x = 37,994.02 × 11,285.98
  4. Step 4: Simplify right side
    25,329.54x = 428,799,749.84
  5. Step 5: Solve for x
    x = 428,799,749.84/25,329.54
  6. Step 6: Final answer
    x = 16,928.84

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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.