Home / 104,789.97-157,184.96-25,905.69

Finding the Fourth Proportional to 104,789.97, 157,184.96 and 25,905.69

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Solution

The fourth proportional to 104,789.97, 157,184.96 and 25,905.69 is: 38,858.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,789.97 : 157,184.96 = 25,905.69 : x
  2. Step 2: Convert to fraction form
    104,789.97/157,184.96 = 25,905.69/x
  3. Step 3: Cross multiply
    104,789.97x = 157,184.96 × 25,905.69
  4. Step 4: Simplify right side
    104,789.97x = 4,071,984,716.89
  5. Step 5: Solve for x
    x = 4,071,984,716.89/104,789.97
  6. Step 6: Final answer
    x = 38,858.54

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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.