Home / 36,749.95-55,126.74-10,456.54

Finding the Fourth Proportional to 36,749.95, 55,126.74 and 10,456.54

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Solution

The fourth proportional to 36,749.95, 55,126.74 and 10,456.54 is: 15,685.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,749.95 : 55,126.74 = 10,456.54 : x
  2. Step 2: Convert to fraction form
    36,749.95/55,126.74 = 10,456.54/x
  3. Step 3: Cross multiply
    36,749.95x = 55,126.74 × 10,456.54
  4. Step 4: Simplify right side
    36,749.95x = 576,434,961.88
  5. Step 5: Solve for x
    x = 576,434,961.88/36,749.95
  6. Step 6: Final answer
    x = 15,685.33

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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.