Home / 148,990.45-205,470.61-110,845.53

Finding the Fourth Proportional to 148,990.45, 205,470.61 and 110,845.53

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Solution

The fourth proportional to 148,990.45, 205,470.61 and 110,845.53 is: 152,865.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,990.45 : 205,470.61 = 110,845.53 : x
  2. Step 2: Convert to fraction form
    148,990.45/205,470.61 = 110,845.53/x
  3. Step 3: Cross multiply
    148,990.45x = 205,470.61 × 110,845.53
  4. Step 4: Simplify right side
    148,990.45x = 22,775,497,083.29
  5. Step 5: Solve for x
    x = 22,775,497,083.29/148,990.45
  6. Step 6: Final answer
    x = 152,865.48

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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.