Home / 212,481.82-293,213.77-116,970.06

Finding the Fourth Proportional to 212,481.82, 293,213.77 and 116,970.06

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Solution

The fourth proportional to 212,481.82, 293,213.77 and 116,970.06 is: 161,412.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,481.82 : 293,213.77 = 116,970.06 : x
  2. Step 2: Convert to fraction form
    212,481.82/293,213.77 = 116,970.06/x
  3. Step 3: Cross multiply
    212,481.82x = 293,213.77 × 116,970.06
  4. Step 4: Simplify right side
    212,481.82x = 34,297,232,269.73
  5. Step 5: Solve for x
    x = 34,297,232,269.73/212,481.82
  6. Step 6: Final answer
    x = 161,412.55

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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.