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Finding the Fourth Proportional to 104,819.76, 157,200.48 and 34,704.54

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Solution

The fourth proportional to 104,819.76, 157,200.48 and 34,704.54 is: 52,047.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,819.76 : 157,200.48 = 34,704.54 : x
  2. Step 2: Convert to fraction form
    104,819.76/157,200.48 = 34,704.54/x
  3. Step 3: Cross multiply
    104,819.76x = 157,200.48 × 34,704.54
  4. Step 4: Simplify right side
    104,819.76x = 5,455,570,346.18
  5. Step 5: Solve for x
    x = 5,455,570,346.18/104,819.76
  6. Step 6: Final answer
    x = 52,047.16

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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.