Home / 50,230.09-69,319.70-30,090.25

Finding the Fourth Proportional to 50,230.09, 69,319.70 and 30,090.25

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Solution

The fourth proportional to 50,230.09, 69,319.70 and 30,090.25 is: 41,525.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,230.09 : 69,319.70 = 30,090.25 : x
  2. Step 2: Convert to fraction form
    50,230.09/69,319.70 = 30,090.25/x
  3. Step 3: Cross multiply
    50,230.09x = 69,319.70 × 30,090.25
  4. Step 4: Simplify right side
    50,230.09x = 2,085,847,102.93
  5. Step 5: Solve for x
    x = 2,085,847,102.93/50,230.09
  6. Step 6: Final answer
    x = 41,525.85

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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.