Home / 122,105.43-183,010.50-62,908.80

Finding the Fourth Proportional to 122,105.43, 183,010.50 and 62,908.80

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Solution

The fourth proportional to 122,105.43, 183,010.50 and 62,908.80 is: 94,287.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,105.43 : 183,010.50 = 62,908.80 : x
  2. Step 2: Convert to fraction form
    122,105.43/183,010.50 = 62,908.80/x
  3. Step 3: Cross multiply
    122,105.43x = 183,010.50 × 62,908.80
  4. Step 4: Simplify right side
    122,105.43x = 11,512,970,942.40
  5. Step 5: Solve for x
    x = 11,512,970,942.40/122,105.43
  6. Step 6: Final answer
    x = 94,287.13

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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.