Home / 212,696.82-293,527.79-117,209.67

Finding the Fourth Proportional to 212,696.82, 293,527.79 and 117,209.67

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Solution

The fourth proportional to 212,696.82, 293,527.79 and 117,209.67 is: 161,752.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,696.82 : 293,527.79 = 117,209.67 : x
  2. Step 2: Convert to fraction form
    212,696.82/293,527.79 = 117,209.67/x
  3. Step 3: Cross multiply
    212,696.82x = 293,527.79 × 117,209.67
  4. Step 4: Simplify right side
    212,696.82x = 34,404,294,815.68
  5. Step 5: Solve for x
    x = 34,404,294,815.68/212,696.82
  6. Step 6: Final answer
    x = 161,752.75

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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.