Home / 203,377.68-305,150.06-89,466.84

Finding the Fourth Proportional to 203,377.68, 305,150.06 and 89,466.84

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Solution

The fourth proportional to 203,377.68, 305,150.06 and 89,466.84 is: 134,237.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,377.68 : 305,150.06 = 89,466.84 : x
  2. Step 2: Convert to fraction form
    203,377.68/305,150.06 = 89,466.84/x
  3. Step 3: Cross multiply
    203,377.68x = 305,150.06 × 89,466.84
  4. Step 4: Simplify right side
    203,377.68x = 27,300,811,594.01
  5. Step 5: Solve for x
    x = 27,300,811,594.01/203,377.68
  6. Step 6: Final answer
    x = 134,237.01

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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.