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Finding the Fourth Proportional to 104,474.88, 156,707.46 and 25,584.93

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Solution

The fourth proportional to 104,474.88, 156,707.46 and 25,584.93 is: 38,376.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,474.88 : 156,707.46 = 25,584.93 : x
  2. Step 2: Convert to fraction form
    104,474.88/156,707.46 = 25,584.93/x
  3. Step 3: Cross multiply
    104,474.88x = 156,707.46 × 25,584.93
  4. Step 4: Simplify right side
    104,474.88x = 4,009,349,394.58
  5. Step 5: Solve for x
    x = 4,009,349,394.58/104,474.88
  6. Step 6: Final answer
    x = 38,376.20

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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.