Home / 54,553.82-81,376.38-53,650.67

Finding the Fourth Proportional to 54,553.82, 81,376.38 and 53,650.67

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Solution

The fourth proportional to 54,553.82, 81,376.38 and 53,650.67 is: 80,029.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,553.82 : 81,376.38 = 53,650.67 : x
  2. Step 2: Convert to fraction form
    54,553.82/81,376.38 = 53,650.67/x
  3. Step 3: Cross multiply
    54,553.82x = 81,376.38 × 53,650.67
  4. Step 4: Simplify right side
    54,553.82x = 4,365,896,902.29
  5. Step 5: Solve for x
    x = 4,365,896,902.29/54,553.82
  6. Step 6: Final answer
    x = 80,029.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.