Home / 303,384.27-418,669.93-167,418.15

Finding the Fourth Proportional to 303,384.27, 418,669.93 and 167,418.15

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Solution

The fourth proportional to 303,384.27, 418,669.93 and 167,418.15 is: 231,036.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,384.27 : 418,669.93 = 167,418.15 : x
  2. Step 2: Convert to fraction form
    303,384.27/418,669.93 = 167,418.15/x
  3. Step 3: Cross multiply
    303,384.27x = 418,669.93 × 167,418.15
  4. Step 4: Simplify right side
    303,384.27x = 70,092,945,141.23
  5. Step 5: Solve for x
    x = 70,092,945,141.23/303,384.27
  6. Step 6: Final answer
    x = 231,036.85

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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.