Home / 237,021.80-355,403.10-96,621.80

Finding the Fourth Proportional to 237,021.80, 355,403.10 and 96,621.80

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Solution

The fourth proportional to 237,021.80, 355,403.10 and 96,621.80 is: 144,879.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,021.80 : 355,403.10 = 96,621.80 : x
  2. Step 2: Convert to fraction form
    237,021.80/355,403.10 = 96,621.80/x
  3. Step 3: Cross multiply
    237,021.80x = 355,403.10 × 96,621.80
  4. Step 4: Simplify right side
    237,021.80x = 34,339,687,247.58
  5. Step 5: Solve for x
    x = 34,339,687,247.58/237,021.80
  6. Step 6: Final answer
    x = 144,879.87

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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.