Home / 212,687.68-293,522.10-117,194.36

Finding the Fourth Proportional to 212,687.68, 293,522.10 and 117,194.36

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Solution

The fourth proportional to 212,687.68, 293,522.10 and 117,194.36 is: 161,735.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,687.68 : 293,522.10 = 117,194.36 : x
  2. Step 2: Convert to fraction form
    212,687.68/293,522.10 = 117,194.36/x
  3. Step 3: Cross multiply
    212,687.68x = 293,522.10 × 117,194.36
  4. Step 4: Simplify right side
    212,687.68x = 34,399,134,655.36
  5. Step 5: Solve for x
    x = 34,399,134,655.36/212,687.68
  6. Step 6: Final answer
    x = 161,735.44

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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.