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Finding the Fourth Proportional to 104,350.50, 156,525.75 and 48,946.50

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Solution

The fourth proportional to 104,350.50, 156,525.75 and 48,946.50 is: 73,419.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,350.50 : 156,525.75 = 48,946.50 : x
  2. Step 2: Convert to fraction form
    104,350.50/156,525.75 = 48,946.50/x
  3. Step 3: Cross multiply
    104,350.50x = 156,525.75 × 48,946.50
  4. Step 4: Simplify right side
    104,350.50x = 7,661,387,622.38
  5. Step 5: Solve for x
    x = 7,661,387,622.38/104,350.50
  6. Step 6: Final answer
    x = 73,419.75

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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.