Home / 302,942.39-418,035.92-175,626.19

Finding the Fourth Proportional to 302,942.39, 418,035.92 and 175,626.19

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Solution

The fourth proportional to 302,942.39, 418,035.92 and 175,626.19 is: 242,349.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,942.39 : 418,035.92 = 175,626.19 : x
  2. Step 2: Convert to fraction form
    302,942.39/418,035.92 = 175,626.19/x
  3. Step 3: Cross multiply
    302,942.39x = 418,035.92 × 175,626.19
  4. Step 4: Simplify right side
    302,942.39x = 73,418,053,822.57
  5. Step 5: Solve for x
    x = 73,418,053,822.57/302,942.39
  6. Step 6: Final answer
    x = 242,349.89

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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.