Home / 50,027.94-75,042.05-20,445.77

Finding the Fourth Proportional to 50,027.94, 75,042.05 and 20,445.77

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Solution

The fourth proportional to 50,027.94, 75,042.05 and 20,445.77 is: 30,668.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,027.94 : 75,042.05 = 20,445.77 : x
  2. Step 2: Convert to fraction form
    50,027.94/75,042.05 = 20,445.77/x
  3. Step 3: Cross multiply
    50,027.94x = 75,042.05 × 20,445.77
  4. Step 4: Simplify right side
    50,027.94x = 1,534,292,580.00
  5. Step 5: Solve for x
    x = 1,534,292,580.00/50,027.94
  6. Step 6: Final answer
    x = 30,668.71

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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.