Home / 199,024.86-298,535.46-80,668.08

Finding the Fourth Proportional to 199,024.86, 298,535.46 and 80,668.08

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Solution

The fourth proportional to 199,024.86, 298,535.46 and 80,668.08 is: 121,001.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,024.86 : 298,535.46 = 80,668.08 : x
  2. Step 2: Convert to fraction form
    199,024.86/298,535.46 = 80,668.08/x
  3. Step 3: Cross multiply
    199,024.86x = 298,535.46 × 80,668.08
  4. Step 4: Simplify right side
    199,024.86x = 24,082,282,370.12
  5. Step 5: Solve for x
    x = 24,082,282,370.12/199,024.86
  6. Step 6: Final answer
    x = 121,001.38

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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.