Home / 69,941.90-104,943.86-36,654.05

Finding the Fourth Proportional to 69,941.90, 104,943.86 and 36,654.05

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Solution

The fourth proportional to 69,941.90, 104,943.86 and 36,654.05 is: 54,997.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,941.90 : 104,943.86 = 36,654.05 : x
  2. Step 2: Convert to fraction form
    69,941.90/104,943.86 = 36,654.05/x
  3. Step 3: Cross multiply
    69,941.90x = 104,943.86 × 36,654.05
  4. Step 4: Simplify right side
    69,941.90x = 3,846,617,491.63
  5. Step 5: Solve for x
    x = 3,846,617,491.63/69,941.90
  6. Step 6: Final answer
    x = 54,997.33

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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.