Home / 203,467.44-280,788.42-112,827.24

Finding the Fourth Proportional to 203,467.44, 280,788.42 and 112,827.24

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Solution

The fourth proportional to 203,467.44, 280,788.42 and 112,827.24 is: 155,703.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,467.44 : 280,788.42 = 112,827.24 : x
  2. Step 2: Convert to fraction form
    203,467.44/280,788.42 = 112,827.24/x
  3. Step 3: Cross multiply
    203,467.44x = 280,788.42 × 112,827.24
  4. Step 4: Simplify right side
    203,467.44x = 31,680,582,452.56
  5. Step 5: Solve for x
    x = 31,680,582,452.56/203,467.44
  6. Step 6: Final answer
    x = 155,703.45

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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.