Home / 69,119.57-103,675.70-34,047.38

Finding the Fourth Proportional to 69,119.57, 103,675.70 and 34,047.38

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Solution

The fourth proportional to 69,119.57, 103,675.70 and 34,047.38 is: 51,069.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,119.57 : 103,675.70 = 34,047.38 : x
  2. Step 2: Convert to fraction form
    69,119.57/103,675.70 = 34,047.38/x
  3. Step 3: Cross multiply
    69,119.57x = 103,675.70 × 34,047.38
  4. Step 4: Simplify right side
    69,119.57x = 3,529,885,954.67
  5. Step 5: Solve for x
    x = 3,529,885,954.67/69,119.57
  6. Step 6: Final answer
    x = 51,069.27

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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.