Home / 171,834.47-257,940.26-136,522.77

Finding the Fourth Proportional to 171,834.47, 257,940.26 and 136,522.77

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Solution

The fourth proportional to 171,834.47, 257,940.26 and 136,522.77 is: 204,933.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,834.47 : 257,940.26 = 136,522.77 : x
  2. Step 2: Convert to fraction form
    171,834.47/257,940.26 = 136,522.77/x
  3. Step 3: Cross multiply
    171,834.47x = 257,940.26 × 136,522.77
  4. Step 4: Simplify right side
    171,834.47x = 35,214,720,596.10
  5. Step 5: Solve for x
    x = 35,214,720,596.10/171,834.47
  6. Step 6: Final answer
    x = 204,933.97

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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.