Home / 212,799.25-293,664.99-117,309.37

Finding the Fourth Proportional to 212,799.25, 293,664.99 and 117,309.37

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Solution

The fourth proportional to 212,799.25, 293,664.99 and 117,309.37 is: 161,888.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,799.25 : 293,664.99 = 117,309.37 : x
  2. Step 2: Convert to fraction form
    212,799.25/293,664.99 = 117,309.37/x
  3. Step 3: Cross multiply
    212,799.25x = 293,664.99 × 117,309.37
  4. Step 4: Simplify right side
    212,799.25x = 34,449,654,967.96
  5. Step 5: Solve for x
    x = 34,449,654,967.96/212,799.25
  6. Step 6: Final answer
    x = 161,888.05

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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.