Home / 154,168.59-231,299.46-73,177.77

Finding the Fourth Proportional to 154,168.59, 231,299.46 and 73,177.77

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Solution

The fourth proportional to 154,168.59, 231,299.46 and 73,177.77 is: 109,788.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,168.59 : 231,299.46 = 73,177.77 : x
  2. Step 2: Convert to fraction form
    154,168.59/231,299.46 = 73,177.77/x
  3. Step 3: Cross multiply
    154,168.59x = 231,299.46 × 73,177.77
  4. Step 4: Simplify right side
    154,168.59x = 16,925,978,685.00
  5. Step 5: Solve for x
    x = 16,925,978,685.00/154,168.59
  6. Step 6: Final answer
    x = 109,788.76

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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.