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Finding the Fourth Proportional to 104,574.37, 156,792.21 and 38,006.59

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Solution

The fourth proportional to 104,574.37, 156,792.21 and 38,006.59 is: 56,984.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,574.37 : 156,792.21 = 38,006.59 : x
  2. Step 2: Convert to fraction form
    104,574.37/156,792.21 = 38,006.59/x
  3. Step 3: Cross multiply
    104,574.37x = 156,792.21 × 38,006.59
  4. Step 4: Simplify right side
    104,574.37x = 5,959,137,240.66
  5. Step 5: Solve for x
    x = 5,959,137,240.66/104,574.37
  6. Step 6: Final answer
    x = 56,984.68

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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.