Home / 154,408.20-231,623.10-60,901.80

Finding the Fourth Proportional to 154,408.20, 231,623.10 and 60,901.80

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Solution

The fourth proportional to 154,408.20, 231,623.10 and 60,901.80 is: 91,356.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,408.20 : 231,623.10 = 60,901.80 : x
  2. Step 2: Convert to fraction form
    154,408.20/231,623.10 = 60,901.80/x
  3. Step 3: Cross multiply
    154,408.20x = 231,623.10 × 60,901.80
  4. Step 4: Simplify right side
    154,408.20x = 14,106,263,711.58
  5. Step 5: Solve for x
    x = 14,106,263,711.58/154,408.20
  6. Step 6: Final answer
    x = 91,356.96

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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.