Home / 120,670.26-180,996.27-49,573.53

Finding the Fourth Proportional to 120,670.26, 180,996.27 and 49,573.53

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Solution

The fourth proportional to 120,670.26, 180,996.27 and 49,573.53 is: 74,356.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,670.26 : 180,996.27 = 49,573.53 : x
  2. Step 2: Convert to fraction form
    120,670.26/180,996.27 = 49,573.53/x
  3. Step 3: Cross multiply
    120,670.26x = 180,996.27 × 49,573.53
  4. Step 4: Simplify right side
    120,670.26x = 8,972,624,020.73
  5. Step 5: Solve for x
    x = 8,972,624,020.73/120,670.26
  6. Step 6: Final answer
    x = 74,356.55

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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.