Home / 69,965.76-104,929.39-19,352.66

Finding the Fourth Proportional to 69,965.76, 104,929.39 and 19,352.66

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Solution

The fourth proportional to 69,965.76, 104,929.39 and 19,352.66 is: 29,023.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,965.76 : 104,929.39 = 19,352.66 : x
  2. Step 2: Convert to fraction form
    69,965.76/104,929.39 = 19,352.66/x
  3. Step 3: Cross multiply
    69,965.76x = 104,929.39 × 19,352.66
  4. Step 4: Simplify right side
    69,965.76x = 2,030,663,022.62
  5. Step 5: Solve for x
    x = 2,030,663,022.62/69,965.76
  6. Step 6: Final answer
    x = 29,023.67

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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.