Home / 168,640.03-232,824.60-105,063.94

Finding the Fourth Proportional to 168,640.03, 232,824.60 and 105,063.94

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Solution

The fourth proportional to 168,640.03, 232,824.60 and 105,063.94 is: 145,051.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,640.03 : 232,824.60 = 105,063.94 : x
  2. Step 2: Convert to fraction form
    168,640.03/232,824.60 = 105,063.94/x
  3. Step 3: Cross multiply
    168,640.03x = 232,824.60 × 105,063.94
  4. Step 4: Simplify right side
    168,640.03x = 24,461,469,081.81
  5. Step 5: Solve for x
    x = 24,461,469,081.81/168,640.03
  6. Step 6: Final answer
    x = 145,051.38

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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.