Home / 33,990.74-50,736.45-30,000.34

Finding the Fourth Proportional to 33,990.74, 50,736.45 and 30,000.34

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Solution

The fourth proportional to 33,990.74, 50,736.45 and 30,000.34 is: 44,780.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,990.74 : 50,736.45 = 30,000.34 : x
  2. Step 2: Convert to fraction form
    33,990.74/50,736.45 = 30,000.34/x
  3. Step 3: Cross multiply
    33,990.74x = 50,736.45 × 30,000.34
  4. Step 4: Simplify right side
    33,990.74x = 1,522,110,346.71
  5. Step 5: Solve for x
    x = 1,522,110,346.71/33,990.74
  6. Step 6: Final answer
    x = 44,780.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.