Home / 69,396.30-95,763.20-40,711.99

Finding the Fourth Proportional to 69,396.30, 95,763.20 and 40,711.99

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Solution

The fourth proportional to 69,396.30, 95,763.20 and 40,711.99 is: 56,180.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,396.30 : 95,763.20 = 40,711.99 : x
  2. Step 2: Convert to fraction form
    69,396.30/95,763.20 = 40,711.99/x
  3. Step 3: Cross multiply
    69,396.30x = 95,763.20 × 40,711.99
  4. Step 4: Simplify right side
    69,396.30x = 3,898,710,440.77
  5. Step 5: Solve for x
    x = 3,898,710,440.77/69,396.30
  6. Step 6: Final answer
    x = 56,180.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.