Home / 54,749.75-82,124.67-13,196.75

Finding the Fourth Proportional to 54,749.75, 82,124.67 and 13,196.75

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Solution

The fourth proportional to 54,749.75, 82,124.67 and 13,196.75 is: 19,795.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,749.75 : 82,124.67 = 13,196.75 : x
  2. Step 2: Convert to fraction form
    54,749.75/82,124.67 = 13,196.75/x
  3. Step 3: Cross multiply
    54,749.75x = 82,124.67 × 13,196.75
  4. Step 4: Simplify right side
    54,749.75x = 1,083,778,738.82
  5. Step 5: Solve for x
    x = 1,083,778,738.82/54,749.75
  6. Step 6: Final answer
    x = 19,795.14

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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.