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Finding the Fourth Proportional to 104,465.34, 156,760.25 and 37,910.66

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Solution

The fourth proportional to 104,465.34, 156,760.25 and 37,910.66 is: 56,888.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,465.34 : 156,760.25 = 37,910.66 : x
  2. Step 2: Convert to fraction form
    104,465.34/156,760.25 = 37,910.66/x
  3. Step 3: Cross multiply
    104,465.34x = 156,760.25 × 37,910.66
  4. Step 4: Simplify right side
    104,465.34x = 5,942,884,539.27
  5. Step 5: Solve for x
    x = 5,942,884,539.27/104,465.34
  6. Step 6: Final answer
    x = 56,888.58

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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.