Home / 154,774.62-232,161.93-123,806.70

Finding the Fourth Proportional to 154,774.62, 232,161.93 and 123,806.70

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Solution

The fourth proportional to 154,774.62, 232,161.93 and 123,806.70 is: 185,710.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,774.62 : 232,161.93 = 123,806.70 : x
  2. Step 2: Convert to fraction form
    154,774.62/232,161.93 = 123,806.70/x
  3. Step 3: Cross multiply
    154,774.62x = 232,161.93 × 123,806.70
  4. Step 4: Simplify right side
    154,774.62x = 28,743,202,418.93
  5. Step 5: Solve for x
    x = 28,743,202,418.93/154,774.62
  6. Step 6: Final answer
    x = 185,710.05

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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.