Home / 268,053.26-401,467.53-127,910.30

Finding the Fourth Proportional to 268,053.26, 401,467.53 and 127,910.30

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Solution

The fourth proportional to 268,053.26, 401,467.53 and 127,910.30 is: 191,573.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,053.26 : 401,467.53 = 127,910.30 : x
  2. Step 2: Convert to fraction form
    268,053.26/401,467.53 = 127,910.30/x
  3. Step 3: Cross multiply
    268,053.26x = 401,467.53 × 127,910.30
  4. Step 4: Simplify right side
    268,053.26x = 51,351,832,202.56
  5. Step 5: Solve for x
    x = 51,351,832,202.56/268,053.26
  6. Step 6: Final answer
    x = 191,573.24

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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.