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Finding the Fourth Proportional to 33,409.67, 50,101.84 and 10,915.05

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Solution

The fourth proportional to 33,409.67, 50,101.84 and 10,915.05 is: 16,368.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,409.67 : 50,101.84 = 10,915.05 : x
  2. Step 2: Convert to fraction form
    33,409.67/50,101.84 = 10,915.05/x
  3. Step 3: Cross multiply
    33,409.67x = 50,101.84 × 10,915.05
  4. Step 4: Simplify right side
    33,409.67x = 546,864,290.22
  5. Step 5: Solve for x
    x = 546,864,290.22/33,409.67
  6. Step 6: Final answer
    x = 16,368.45

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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.