Home / 151,945.72-209,690.26-95,388.28

Finding the Fourth Proportional to 151,945.72, 209,690.26 and 95,388.28

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Solution

The fourth proportional to 151,945.72, 209,690.26 and 95,388.28 is: 131,639.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,945.72 : 209,690.26 = 95,388.28 : x
  2. Step 2: Convert to fraction form
    151,945.72/209,690.26 = 95,388.28/x
  3. Step 3: Cross multiply
    151,945.72x = 209,690.26 × 95,388.28
  4. Step 4: Simplify right side
    151,945.72x = 20,001,993,234.15
  5. Step 5: Solve for x
    x = 20,001,993,234.15/151,945.72
  6. Step 6: Final answer
    x = 131,639.07

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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.