Home / 104,623.80-156,933.26-25,738.72

Finding the Fourth Proportional to 104,623.80, 156,933.26 and 25,738.72

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Solution

The fourth proportional to 104,623.80, 156,933.26 and 25,738.72 is: 38,607.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,623.80 : 156,933.26 = 25,738.72 : x
  2. Step 2: Convert to fraction form
    104,623.80/156,933.26 = 25,738.72/x
  3. Step 3: Cross multiply
    104,623.80x = 156,933.26 × 25,738.72
  4. Step 4: Simplify right side
    104,623.80x = 4,039,261,237.83
  5. Step 5: Solve for x
    x = 4,039,261,237.83/104,623.80
  6. Step 6: Final answer
    x = 38,607.48

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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.