Home / 146,564.70-219,190.95-122,945.10

Finding the Fourth Proportional to 146,564.70, 219,190.95 and 122,945.10

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Solution

The fourth proportional to 146,564.70, 219,190.95 and 122,945.10 is: 183,867.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,564.70 : 219,190.95 = 122,945.10 : x
  2. Step 2: Convert to fraction form
    146,564.70/219,190.95 = 122,945.10/x
  3. Step 3: Cross multiply
    146,564.70x = 219,190.95 × 122,945.10
  4. Step 4: Simplify right side
    146,564.70x = 26,948,453,266.85
  5. Step 5: Solve for x
    x = 26,948,453,266.85/146,564.70
  6. Step 6: Final answer
    x = 183,867.28

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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.