Home / 104,679.43-157,019.23-25,793.67

Finding the Fourth Proportional to 104,679.43, 157,019.23 and 25,793.67

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Solution

The fourth proportional to 104,679.43, 157,019.23 and 25,793.67 is: 38,690.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,679.43 : 157,019.23 = 25,793.67 : x
  2. Step 2: Convert to fraction form
    104,679.43/157,019.23 = 25,793.67/x
  3. Step 3: Cross multiply
    104,679.43x = 157,019.23 × 25,793.67
  4. Step 4: Simplify right side
    104,679.43x = 4,050,101,481.66
  5. Step 5: Solve for x
    x = 4,050,101,481.66/104,679.43
  6. Step 6: Final answer
    x = 38,690.52

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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.