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Finding the Fourth Proportional to 33,953.84, 50,933.49 and 12,903.97

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Solution

The fourth proportional to 33,953.84, 50,933.49 and 12,903.97 is: 19,356.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,953.84 : 50,933.49 = 12,903.97 : x
  2. Step 2: Convert to fraction form
    33,953.84/50,933.49 = 12,903.97/x
  3. Step 3: Cross multiply
    33,953.84x = 50,933.49 × 12,903.97
  4. Step 4: Simplify right side
    33,953.84x = 657,243,907.77
  5. Step 5: Solve for x
    x = 657,243,907.77/33,953.84
  6. Step 6: Final answer
    x = 19,356.98

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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.