Home / 99,736.58-149,527.04-49,791.62

Finding the Fourth Proportional to 99,736.58, 149,527.04 and 49,791.62

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Solution

The fourth proportional to 99,736.58, 149,527.04 and 49,791.62 is: 74,648.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,736.58 : 149,527.04 = 49,791.62 : x
  2. Step 2: Convert to fraction form
    99,736.58/149,527.04 = 49,791.62/x
  3. Step 3: Cross multiply
    99,736.58x = 149,527.04 × 49,791.62
  4. Step 4: Simplify right side
    99,736.58x = 7,445,193,555.40
  5. Step 5: Solve for x
    x = 7,445,193,555.40/99,736.58
  6. Step 6: Final answer
    x = 74,648.57

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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.