Home / 154,364.23-231,933.93-98,228.80

Finding the Fourth Proportional to 154,364.23, 231,933.93 and 98,228.80

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Solution

The fourth proportional to 154,364.23, 231,933.93 and 98,228.80 is: 147,589.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,364.23 : 231,933.93 = 98,228.80 : x
  2. Step 2: Convert to fraction form
    154,364.23/231,933.93 = 98,228.80/x
  3. Step 3: Cross multiply
    154,364.23x = 231,933.93 × 98,228.80
  4. Step 4: Simplify right side
    154,364.23x = 22,782,591,623.18
  5. Step 5: Solve for x
    x = 22,782,591,623.18/154,364.23
  6. Step 6: Final answer
    x = 147,589.84

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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.