Home / 50,161.66-69,223.86-30,019.42

Finding the Fourth Proportional to 50,161.66, 69,223.86 and 30,019.42

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Solution

The fourth proportional to 50,161.66, 69,223.86 and 30,019.42 is: 41,427.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,161.66 : 69,223.86 = 30,019.42 : x
  2. Step 2: Convert to fraction form
    50,161.66/69,223.86 = 30,019.42/x
  3. Step 3: Cross multiply
    50,161.66x = 69,223.86 × 30,019.42
  4. Step 4: Simplify right side
    50,161.66x = 2,078,060,127.36
  5. Step 5: Solve for x
    x = 2,078,060,127.36/50,161.66
  6. Step 6: Final answer
    x = 41,427.26

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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.