Home / 148,201.24-222,302-69,370.83

Finding the Fourth Proportional to 148,201.24, 222,302 and 69,370.83

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Solution

The fourth proportional to 148,201.24, 222,302 and 69,370.83 is: 104,056.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,201.24 : 222,302 = 69,370.83 : x
  2. Step 2: Convert to fraction form
    148,201.24/222,302 = 69,370.83/x
  3. Step 3: Cross multiply
    148,201.24x = 222,302 × 69,370.83
  4. Step 4: Simplify right side
    148,201.24x = 15,421,274,250.66
  5. Step 5: Solve for x
    x = 15,421,274,250.66/148,201.24
  6. Step 6: Final answer
    x = 104,056.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.