Home / 203,194.16-280,383.99-117,152.18

Finding the Fourth Proportional to 203,194.16, 280,383.99 and 117,152.18

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Solution

The fourth proportional to 203,194.16, 280,383.99 and 117,152.18 is: 161,656.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,194.16 : 280,383.99 = 117,152.18 : x
  2. Step 2: Convert to fraction form
    203,194.16/280,383.99 = 117,152.18/x
  3. Step 3: Cross multiply
    203,194.16x = 280,383.99 × 117,152.18
  4. Step 4: Simplify right side
    203,194.16x = 32,847,595,665.60
  5. Step 5: Solve for x
    x = 32,847,595,665.60/203,194.16
  6. Step 6: Final answer
    x = 161,656.20

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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.