Home / 311,579.40-467,344.80-122,002.95

Finding the Fourth Proportional to 311,579.40, 467,344.80 and 122,002.95

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Solution

The fourth proportional to 311,579.40, 467,344.80 and 122,002.95 is: 182,994.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,579.40 : 467,344.80 = 122,002.95 : x
  2. Step 2: Convert to fraction form
    311,579.40/467,344.80 = 122,002.95/x
  3. Step 3: Cross multiply
    311,579.40x = 467,344.80 × 122,002.95
  4. Step 4: Simplify right side
    311,579.40x = 57,017,444,267.16
  5. Step 5: Solve for x
    x = 57,017,444,267.16/311,579.40
  6. Step 6: Final answer
    x = 182,994.91

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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.