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Finding the Fourth Proportional to 104,502.52, 156,720.66 and 34,365.52

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Solution

The fourth proportional to 104,502.52, 156,720.66 and 34,365.52 is: 51,537.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,502.52 : 156,720.66 = 34,365.52 : x
  2. Step 2: Convert to fraction form
    104,502.52/156,720.66 = 34,365.52/x
  3. Step 3: Cross multiply
    104,502.52x = 156,720.66 × 34,365.52
  4. Step 4: Simplify right side
    104,502.52x = 5,385,786,975.64
  5. Step 5: Solve for x
    x = 5,385,786,975.64/104,502.52
  6. Step 6: Final answer
    x = 51,537.39

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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.