Home / 328,884.03-453,860.42-177,981.03

Finding the Fourth Proportional to 328,884.03, 453,860.42 and 177,981.03

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Solution

The fourth proportional to 328,884.03, 453,860.42 and 177,981.03 is: 245,614.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,884.03 : 453,860.42 = 177,981.03 : x
  2. Step 2: Convert to fraction form
    328,884.03/453,860.42 = 177,981.03/x
  3. Step 3: Cross multiply
    328,884.03x = 453,860.42 × 177,981.03
  4. Step 4: Simplify right side
    328,884.03x = 80,778,544,137.93
  5. Step 5: Solve for x
    x = 80,778,544,137.93/328,884.03
  6. Step 6: Final answer
    x = 245,614.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.