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Finding the Fourth Proportional to 33,765, 50,653.44 and 11,580.72

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Solution

The fourth proportional to 33,765, 50,653.44 and 11,580.72 is: 17,373.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,765 : 50,653.44 = 11,580.72 : x
  2. Step 2: Convert to fraction form
    33,765/50,653.44 = 11,580.72/x
  3. Step 3: Cross multiply
    33,765x = 50,653.44 × 11,580.72
  4. Step 4: Simplify right side
    33,765x = 586,603,305.68
  5. Step 5: Solve for x
    x = 586,603,305.68/33,765
  6. Step 6: Final answer
    x = 17,373.12

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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.