Home / 198,833.43-298,748.37-186,876.01

Finding the Fourth Proportional to 198,833.43, 298,748.37 and 186,876.01

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Solution

The fourth proportional to 198,833.43, 298,748.37 and 186,876.01 is: 280,782.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,833.43 : 298,748.37 = 186,876.01 : x
  2. Step 2: Convert to fraction form
    198,833.43/298,748.37 = 186,876.01/x
  3. Step 3: Cross multiply
    198,833.43x = 298,748.37 × 186,876.01
  4. Step 4: Simplify right side
    198,833.43x = 55,828,901,885.86
  5. Step 5: Solve for x
    x = 55,828,901,885.86/198,833.43
  6. Step 6: Final answer
    x = 280,782.27

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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.