Home / 219,185.44-302,458.68-134,290.96

Finding the Fourth Proportional to 219,185.44, 302,458.68 and 134,290.96

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Solution

The fourth proportional to 219,185.44, 302,458.68 and 134,290.96 is: 185,310.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,185.44 : 302,458.68 = 134,290.96 : x
  2. Step 2: Convert to fraction form
    219,185.44/302,458.68 = 134,290.96/x
  3. Step 3: Cross multiply
    219,185.44x = 302,458.68 × 134,290.96
  4. Step 4: Simplify right side
    219,185.44x = 40,617,466,497.53
  5. Step 5: Solve for x
    x = 40,617,466,497.53/219,185.44
  6. Step 6: Final answer
    x = 185,310.97

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1.5x scale

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.