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Finding the Fourth Proportional to 104,751.56, 157,151.94 and 34,630.88

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Solution

The fourth proportional to 104,751.56, 157,151.94 and 34,630.88 is: 51,954.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,751.56 : 157,151.94 = 34,630.88 : x
  2. Step 2: Convert to fraction form
    104,751.56/157,151.94 = 34,630.88/x
  3. Step 3: Cross multiply
    104,751.56x = 157,151.94 × 34,630.88
  4. Step 4: Simplify right side
    104,751.56x = 5,442,309,975.91
  5. Step 5: Solve for x
    x = 5,442,309,975.91/104,751.56
  6. Step 6: Final answer
    x = 51,954.45

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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.