Home / 33,740.37-50,612.28-8,780.31

Finding the Fourth Proportional to 33,740.37, 50,612.28 and 8,780.31

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Solution

The fourth proportional to 33,740.37, 50,612.28 and 8,780.31 is: 13,170.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,740.37 : 50,612.28 = 8,780.31 : x
  2. Step 2: Convert to fraction form
    33,740.37/50,612.28 = 8,780.31/x
  3. Step 3: Cross multiply
    33,740.37x = 50,612.28 × 8,780.31
  4. Step 4: Simplify right side
    33,740.37x = 444,391,508.21
  5. Step 5: Solve for x
    x = 444,391,508.21/33,740.37
  6. Step 6: Final answer
    x = 13,170.91

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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.