Home / 214,940.23-321,916.00-124,759.59

Finding the Fourth Proportional to 214,940.23, 321,916.00 and 124,759.59

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Solution

The fourth proportional to 214,940.23, 321,916.00 and 124,759.59 is: 186,852.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,940.23 : 321,916.00 = 124,759.59 : x
  2. Step 2: Convert to fraction form
    214,940.23/321,916.00 = 124,759.59/x
  3. Step 3: Cross multiply
    214,940.23x = 321,916.00 × 124,759.59
  4. Step 4: Simplify right side
    214,940.23x = 40,162,109,303.65
  5. Step 5: Solve for x
    x = 40,162,109,303.65/214,940.23
  6. Step 6: Final answer
    x = 186,852.46

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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.