Home / 69,941.40-104,943.11-36,653.55

Finding the Fourth Proportional to 69,941.40, 104,943.11 and 36,653.55

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Solution

The fourth proportional to 69,941.40, 104,943.11 and 36,653.55 is: 54,996.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,941.40 : 104,943.11 = 36,653.55 : x
  2. Step 2: Convert to fraction form
    69,941.40/104,943.11 = 36,653.55/x
  3. Step 3: Cross multiply
    69,941.40x = 104,943.11 × 36,653.55
  4. Step 4: Simplify right side
    69,941.40x = 3,846,537,346.27
  5. Step 5: Solve for x
    x = 3,846,537,346.27/69,941.40
  6. Step 6: Final answer
    x = 54,996.57

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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.