Home / 204,668.76-306,436.32-104,613.60

Finding the Fourth Proportional to 204,668.76, 306,436.32 and 104,613.60

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Solution

The fourth proportional to 204,668.76, 306,436.32 and 104,613.60 is: 156,630.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,668.76 : 306,436.32 = 104,613.60 : x
  2. Step 2: Convert to fraction form
    204,668.76/306,436.32 = 104,613.60/x
  3. Step 3: Cross multiply
    204,668.76x = 306,436.32 × 104,613.60
  4. Step 4: Simplify right side
    204,668.76x = 32,057,406,605.95
  5. Step 5: Solve for x
    x = 32,057,406,605.95/204,668.76
  6. Step 6: Final answer
    x = 156,630.68

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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.