Home / 228,974.58-343,391.85-158,351.10

Finding the Fourth Proportional to 228,974.58, 343,391.85 and 158,351.10

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Solution

The fourth proportional to 228,974.58, 343,391.85 and 158,351.10 is: 237,478.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,974.58 : 343,391.85 = 158,351.10 : x
  2. Step 2: Convert to fraction form
    228,974.58/343,391.85 = 158,351.10/x
  3. Step 3: Cross multiply
    228,974.58x = 343,391.85 × 158,351.10
  4. Step 4: Simplify right side
    228,974.58x = 54,376,477,178.54
  5. Step 5: Solve for x
    x = 54,376,477,178.54/228,974.58
  6. Step 6: Final answer
    x = 237,478.23

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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.