Home / 168,596.49-251,664.78-147,314.61

Finding the Fourth Proportional to 168,596.49, 251,664.78 and 147,314.61

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Solution

The fourth proportional to 168,596.49, 251,664.78 and 147,314.61 is: 219,897.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,596.49 : 251,664.78 = 147,314.61 : x
  2. Step 2: Convert to fraction form
    168,596.49/251,664.78 = 147,314.61/x
  3. Step 3: Cross multiply
    168,596.49x = 251,664.78 × 147,314.61
  4. Step 4: Simplify right side
    168,596.49x = 37,073,898,916.44
  5. Step 5: Solve for x
    x = 37,073,898,916.44/168,596.49
  6. Step 6: Final answer
    x = 219,897.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.