Home / 50,147.36-69,189.35-39,503.96

Finding the Fourth Proportional to 50,147.36, 69,189.35 and 39,503.96

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Solution

The fourth proportional to 50,147.36, 69,189.35 and 39,503.96 is: 54,504.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,147.36 : 69,189.35 = 39,503.96 : x
  2. Step 2: Convert to fraction form
    50,147.36/69,189.35 = 39,503.96/x
  3. Step 3: Cross multiply
    50,147.36x = 69,189.35 × 39,503.96
  4. Step 4: Simplify right side
    50,147.36x = 2,733,253,314.83
  5. Step 5: Solve for x
    x = 2,733,253,314.83/50,147.36
  6. Step 6: Final answer
    x = 54,504.43

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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.