Home / 212,685.70-293,519.34-117,192.37

Finding the Fourth Proportional to 212,685.70, 293,519.34 and 117,192.37

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Solution

The fourth proportional to 212,685.70, 293,519.34 and 117,192.37 is: 161,732.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,685.70 : 293,519.34 = 117,192.37 : x
  2. Step 2: Convert to fraction form
    212,685.70/293,519.34 = 117,192.37/x
  3. Step 3: Cross multiply
    212,685.70x = 293,519.34 × 117,192.37
  4. Step 4: Simplify right side
    212,685.70x = 34,398,227,095.44
  5. Step 5: Solve for x
    x = 34,398,227,095.44/212,685.70
  6. Step 6: Final answer
    x = 161,732.67

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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.