Home / 148,950.26-205,552.41-80,967.26

Finding the Fourth Proportional to 148,950.26, 205,552.41 and 80,967.26

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Solution

The fourth proportional to 148,950.26, 205,552.41 and 80,967.26 is: 111,735.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,950.26 : 205,552.41 = 80,967.26 : x
  2. Step 2: Convert to fraction form
    148,950.26/205,552.41 = 80,967.26/x
  3. Step 3: Cross multiply
    148,950.26x = 205,552.41 × 80,967.26
  4. Step 4: Simplify right side
    148,950.26x = 16,643,015,424.10
  5. Step 5: Solve for x
    x = 16,643,015,424.10/148,950.26
  6. Step 6: Final answer
    x = 111,735.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.