Home / 36,599.48-50,481.32-30,986.20

Finding the Fourth Proportional to 36,599.48, 50,481.32 and 30,986.20

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Solution

The fourth proportional to 36,599.48, 50,481.32 and 30,986.20 is: 42,738.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,599.48 : 50,481.32 = 30,986.20 : x
  2. Step 2: Convert to fraction form
    36,599.48/50,481.32 = 30,986.20/x
  3. Step 3: Cross multiply
    36,599.48x = 50,481.32 × 30,986.20
  4. Step 4: Simplify right side
    36,599.48x = 1,564,224,277.78
  5. Step 5: Solve for x
    x = 1,564,224,277.78/36,599.48
  6. Step 6: Final answer
    x = 42,738.98

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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.