Home / 36,945.07-50,984.19-20,178.07

Finding the Fourth Proportional to 36,945.07, 50,984.19 and 20,178.07

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Solution

The fourth proportional to 36,945.07, 50,984.19 and 20,178.07 is: 27,845.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,945.07 : 50,984.19 = 20,178.07 : x
  2. Step 2: Convert to fraction form
    36,945.07/50,984.19 = 20,178.07/x
  3. Step 3: Cross multiply
    36,945.07x = 50,984.19 × 20,178.07
  4. Step 4: Simplify right side
    36,945.07x = 1,028,762,554.71
  5. Step 5: Solve for x
    x = 1,028,762,554.71/36,945.07
  6. Step 6: Final answer
    x = 27,845.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.