Home / 199,477.30-298,513.83-124,632.70

Finding the Fourth Proportional to 199,477.30, 298,513.83 and 124,632.70

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Solution

The fourth proportional to 199,477.30, 298,513.83 and 124,632.70 is: 186,510.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,477.30 : 298,513.83 = 124,632.70 : x
  2. Step 2: Convert to fraction form
    199,477.30/298,513.83 = 124,632.70/x
  3. Step 3: Cross multiply
    199,477.30x = 298,513.83 × 124,632.70
  4. Step 4: Simplify right side
    199,477.30x = 37,204,584,620.24
  5. Step 5: Solve for x
    x = 37,204,584,620.24/199,477.30
  6. Step 6: Final answer
    x = 186,510.37

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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.