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Finding the Fourth Proportional to 104,293.94, 156,440.90 and 29,404.31

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Solution

The fourth proportional to 104,293.94, 156,440.90 and 29,404.31 is: 44,106.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,293.94 : 156,440.90 = 29,404.31 : x
  2. Step 2: Convert to fraction form
    104,293.94/156,440.90 = 29,404.31/x
  3. Step 3: Cross multiply
    104,293.94x = 156,440.90 × 29,404.31
  4. Step 4: Simplify right side
    104,293.94x = 4,600,035,791.05
  5. Step 5: Solve for x
    x = 4,600,035,791.05/104,293.94
  6. Step 6: Final answer
    x = 44,106.46

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1.5x scale

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.