Home / 104,657.22-156,984.54-25,772.13

Finding the Fourth Proportional to 104,657.22, 156,984.54 and 25,772.13

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Solution

The fourth proportional to 104,657.22, 156,984.54 and 25,772.13 is: 38,657.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,657.22 : 156,984.54 = 25,772.13 : x
  2. Step 2: Convert to fraction form
    104,657.22/156,984.54 = 25,772.13/x
  3. Step 3: Cross multiply
    104,657.22x = 156,984.54 × 25,772.13
  4. Step 4: Simplify right side
    104,657.22x = 4,045,825,972.87
  5. Step 5: Solve for x
    x = 4,045,825,972.87/104,657.22
  6. Step 6: Final answer
    x = 38,657.88

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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.