Home / 104,641.07-156,986.17-34,520.38

Finding the Fourth Proportional to 104,641.07, 156,986.17 and 34,520.38

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Solution

The fourth proportional to 104,641.07, 156,986.17 and 34,520.38 is: 51,788.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,641.07 : 156,986.17 = 34,520.38 : x
  2. Step 2: Convert to fraction form
    104,641.07/156,986.17 = 34,520.38/x
  3. Step 3: Cross multiply
    104,641.07x = 156,986.17 × 34,520.38
  4. Step 4: Simplify right side
    104,641.07x = 5,419,221,764.38
  5. Step 5: Solve for x
    x = 5,419,221,764.38/104,641.07
  6. Step 6: Final answer
    x = 51,788.67

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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.