Home / 155,224.16-214,371.99-106,951.61

Finding the Fourth Proportional to 155,224.16, 214,371.99 and 106,951.61

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Solution

The fourth proportional to 155,224.16, 214,371.99 and 106,951.61 is: 147,705.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,224.16 : 214,371.99 = 106,951.61 : x
  2. Step 2: Convert to fraction form
    155,224.16/214,371.99 = 106,951.61/x
  3. Step 3: Cross multiply
    155,224.16x = 214,371.99 × 106,951.61
  4. Step 4: Simplify right side
    155,224.16x = 22,927,429,469.40
  5. Step 5: Solve for x
    x = 22,927,429,469.40/155,224.16
  6. Step 6: Final answer
    x = 147,705.29

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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.