Home / 30,003.33-44,989.89-10,005.75

Finding the Fourth Proportional to 30,003.33, 44,989.89 and 10,005.75

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Solution

The fourth proportional to 30,003.33, 44,989.89 and 10,005.75 is: 15,003.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,003.33 : 44,989.89 = 10,005.75 : x
  2. Step 2: Convert to fraction form
    30,003.33/44,989.89 = 10,005.75/x
  3. Step 3: Cross multiply
    30,003.33x = 44,989.89 × 10,005.75
  4. Step 4: Simplify right side
    30,003.33x = 450,157,591.87
  5. Step 5: Solve for x
    x = 450,157,591.87/30,003.33
  6. Step 6: Final answer
    x = 15,003.59

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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.