Home / 212,724.90-293,573.34-117,231.48

Finding the Fourth Proportional to 212,724.90, 293,573.34 and 117,231.48

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Solution

The fourth proportional to 212,724.90, 293,573.34 and 117,231.48 is: 161,786.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,724.90 : 293,573.34 = 117,231.48 : x
  2. Step 2: Convert to fraction form
    212,724.90/293,573.34 = 117,231.48/x
  3. Step 3: Cross multiply
    212,724.90x = 293,573.34 × 117,231.48
  4. Step 4: Simplify right side
    212,724.90x = 34,416,037,136.74
  5. Step 5: Solve for x
    x = 34,416,037,136.74/212,724.90
  6. Step 6: Final answer
    x = 161,786.59

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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.