Home / 212,480.82-293,212.39-116,969.06

Finding the Fourth Proportional to 212,480.82, 293,212.39 and 116,969.06

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Solution

The fourth proportional to 212,480.82, 293,212.39 and 116,969.06 is: 161,411.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,480.82 : 293,212.39 = 116,969.06 : x
  2. Step 2: Convert to fraction form
    212,480.82/293,212.39 = 116,969.06/x
  3. Step 3: Cross multiply
    212,480.82x = 293,212.39 × 116,969.06
  4. Step 4: Simplify right side
    212,480.82x = 34,296,777,638.65
  5. Step 5: Solve for x
    x = 34,296,777,638.65/212,480.82
  6. Step 6: Final answer
    x = 161,411.17

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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.