Home / 212,571.54-293,342.81-115,773.27

Finding the Fourth Proportional to 212,571.54, 293,342.81 and 115,773.27

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Solution

The fourth proportional to 212,571.54, 293,342.81 and 115,773.27 is: 159,763.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,571.54 : 293,342.81 = 115,773.27 : x
  2. Step 2: Convert to fraction form
    212,571.54/293,342.81 = 115,773.27/x
  3. Step 3: Cross multiply
    212,571.54x = 293,342.81 × 115,773.27
  4. Step 4: Simplify right side
    212,571.54x = 33,961,255,765.82
  5. Step 5: Solve for x
    x = 33,961,255,765.82/212,571.54
  6. Step 6: Final answer
    x = 159,763.89

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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.