Home / 48,768.75-73,153.16-11,832.75

Finding the Fourth Proportional to 48,768.75, 73,153.16 and 11,832.75

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Solution

The fourth proportional to 48,768.75, 73,153.16 and 11,832.75 is: 17,749.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,768.75 : 73,153.16 = 11,832.75 : x
  2. Step 2: Convert to fraction form
    48,768.75/73,153.16 = 11,832.75/x
  3. Step 3: Cross multiply
    48,768.75x = 73,153.16 × 11,832.75
  4. Step 4: Simplify right side
    48,768.75x = 865,603,053.99
  5. Step 5: Solve for x
    x = 865,603,053.99/48,768.75
  6. Step 6: Final answer
    x = 17,749.13

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Similar ratio
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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.