Home / 199,939.55-298,632.47-180,934.70

Finding the Fourth Proportional to 199,939.55, 298,632.47 and 180,934.70

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Solution

The fourth proportional to 199,939.55, 298,632.47 and 180,934.70 is: 270,246.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,939.55 : 298,632.47 = 180,934.70 : x
  2. Step 2: Convert to fraction form
    199,939.55/298,632.47 = 180,934.70/x
  3. Step 3: Cross multiply
    199,939.55x = 298,632.47 × 180,934.70
  4. Step 4: Simplify right side
    199,939.55x = 54,032,973,971.87
  5. Step 5: Solve for x
    x = 54,032,973,971.87/199,939.55
  6. Step 6: Final answer
    x = 270,246.56

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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.