Home / 199,584.56-299,447.68-124,617.80

Finding the Fourth Proportional to 199,584.56, 299,447.68 and 124,617.80

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Solution

The fourth proportional to 199,584.56, 299,447.68 and 124,617.80 is: 186,970.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,584.56 : 299,447.68 = 124,617.80 : x
  2. Step 2: Convert to fraction form
    199,584.56/299,447.68 = 124,617.80/x
  3. Step 3: Cross multiply
    199,584.56x = 299,447.68 × 124,617.80
  4. Step 4: Simplify right side
    199,584.56x = 37,316,511,096.70
  5. Step 5: Solve for x
    x = 37,316,511,096.70/199,584.56
  6. Step 6: Final answer
    x = 186,970.93

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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.