Home / 154,124.28-230,768.98-80,096.76

Finding the Fourth Proportional to 154,124.28, 230,768.98 and 80,096.76

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Solution

The fourth proportional to 154,124.28, 230,768.98 and 80,096.76 is: 119,928.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,124.28 : 230,768.98 = 80,096.76 : x
  2. Step 2: Convert to fraction form
    154,124.28/230,768.98 = 80,096.76/x
  3. Step 3: Cross multiply
    154,124.28x = 230,768.98 × 80,096.76
  4. Step 4: Simplify right side
    154,124.28x = 18,483,847,606.50
  5. Step 5: Solve for x
    x = 18,483,847,606.50/154,124.28
  6. Step 6: Final answer
    x = 119,928.20

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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.