Home / 212,497.54-293,257.38-120,623.30

Finding the Fourth Proportional to 212,497.54, 293,257.38 and 120,623.30

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Solution

The fourth proportional to 212,497.54, 293,257.38 and 120,623.30 is: 166,466.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,497.54 : 293,257.38 = 120,623.30 : x
  2. Step 2: Convert to fraction form
    212,497.54/293,257.38 = 120,623.30/x
  3. Step 3: Cross multiply
    212,497.54x = 293,257.38 × 120,623.30
  4. Step 4: Simplify right side
    212,497.54x = 35,373,672,924.95
  5. Step 5: Solve for x
    x = 35,373,672,924.95/212,497.54
  6. Step 6: Final answer
    x = 166,466.27

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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.