Home / 53,897.27-80,845.91-20,627.54

Finding the Fourth Proportional to 53,897.27, 80,845.91 and 20,627.54

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Solution

The fourth proportional to 53,897.27, 80,845.91 and 20,627.54 is: 30,941.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,897.27 : 80,845.91 = 20,627.54 : x
  2. Step 2: Convert to fraction form
    53,897.27/80,845.91 = 20,627.54/x
  3. Step 3: Cross multiply
    53,897.27x = 80,845.91 × 20,627.54
  4. Step 4: Simplify right side
    53,897.27x = 1,667,652,242.36
  5. Step 5: Solve for x
    x = 1,667,652,242.36/53,897.27
  6. Step 6: Final answer
    x = 30,941.31

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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.