Home / 53,186.56-79,791.50-15,749.55

Finding the Fourth Proportional to 53,186.56, 79,791.50 and 15,749.55

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Solution

The fourth proportional to 53,186.56, 79,791.50 and 15,749.55 is: 23,627.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,186.56 : 79,791.50 = 15,749.55 : x
  2. Step 2: Convert to fraction form
    53,186.56/79,791.50 = 15,749.55/x
  3. Step 3: Cross multiply
    53,186.56x = 79,791.50 × 15,749.55
  4. Step 4: Simplify right side
    53,186.56x = 1,256,680,258.20
  5. Step 5: Solve for x
    x = 1,256,680,258.20/53,186.56
  6. Step 6: Final answer
    x = 23,627.78

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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.