Home / 213,910.35-295,199.76-117,112.59

Finding the Fourth Proportional to 213,910.35, 295,199.76 and 117,112.59

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Solution

The fourth proportional to 213,910.35, 295,199.76 and 117,112.59 is: 161,617.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,910.35 : 295,199.76 = 117,112.59 : x
  2. Step 2: Convert to fraction form
    213,910.35/295,199.76 = 117,112.59/x
  3. Step 3: Cross multiply
    213,910.35x = 295,199.76 × 117,112.59
  4. Step 4: Simplify right side
    213,910.35x = 34,571,608,460.98
  5. Step 5: Solve for x
    x = 34,571,608,460.98/213,910.35
  6. Step 6: Final answer
    x = 161,617.28

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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.