Home / 229,429.05-343,975.82-154,362.57

Finding the Fourth Proportional to 229,429.05, 343,975.82 and 154,362.57

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Solution

The fourth proportional to 229,429.05, 343,975.82 and 154,362.57 is: 231,430.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,429.05 : 343,975.82 = 154,362.57 : x
  2. Step 2: Convert to fraction form
    229,429.05/343,975.82 = 154,362.57/x
  3. Step 3: Cross multiply
    229,429.05x = 343,975.82 × 154,362.57
  4. Step 4: Simplify right side
    229,429.05x = 53,096,990,821.24
  5. Step 5: Solve for x
    x = 53,096,990,821.24/229,429.05
  6. Step 6: Final answer
    x = 231,430.98

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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.