Home / 203,184.03-280,367.37-117,146.24

Finding the Fourth Proportional to 203,184.03, 280,367.37 and 117,146.24

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Solution

The fourth proportional to 203,184.03, 280,367.37 and 117,146.24 is: 161,646.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,184.03 : 280,367.37 = 117,146.24 : x
  2. Step 2: Convert to fraction form
    203,184.03/280,367.37 = 117,146.24/x
  3. Step 3: Cross multiply
    203,184.03x = 280,367.37 × 117,146.24
  4. Step 4: Simplify right side
    203,184.03x = 32,843,981,812.35
  5. Step 5: Solve for x
    x = 32,843,981,812.35/203,184.03
  6. Step 6: Final answer
    x = 161,646.47

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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.