Home / 212,489.30-293,234.82-116,996.06

Finding the Fourth Proportional to 212,489.30, 293,234.82 and 116,996.06

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Solution

The fourth proportional to 212,489.30, 293,234.82 and 116,996.06 is: 161,454.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,489.30 : 293,234.82 = 116,996.06 : x
  2. Step 2: Convert to fraction form
    212,489.30/293,234.82 = 116,996.06/x
  3. Step 3: Cross multiply
    212,489.30x = 293,234.82 × 116,996.06
  4. Step 4: Simplify right side
    212,489.30x = 34,307,318,594.81
  5. Step 5: Solve for x
    x = 34,307,318,594.81/212,489.30
  6. Step 6: Final answer
    x = 161,454.33

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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.