Home / 302,949.22-418,050.91-166,975.68

Finding the Fourth Proportional to 302,949.22, 418,050.91 and 166,975.68

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Solution

The fourth proportional to 302,949.22, 418,050.91 and 166,975.68 is: 230,415.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,949.22 : 418,050.91 = 166,975.68 : x
  2. Step 2: Convert to fraction form
    302,949.22/418,050.91 = 166,975.68/x
  3. Step 3: Cross multiply
    302,949.22x = 418,050.91 × 166,975.68
  4. Step 4: Simplify right side
    302,949.22x = 69,804,336,748.28
  5. Step 5: Solve for x
    x = 69,804,336,748.28/302,949.22
  6. Step 6: Final answer
    x = 230,415.97

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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.