Home / 154,944.49-232,515.05-66,198.67

Finding the Fourth Proportional to 154,944.49, 232,515.05 and 66,198.67

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Solution

The fourth proportional to 154,944.49, 232,515.05 and 66,198.67 is: 99,340.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,944.49 : 232,515.05 = 66,198.67 : x
  2. Step 2: Convert to fraction form
    154,944.49/232,515.05 = 66,198.67/x
  3. Step 3: Cross multiply
    154,944.49x = 232,515.05 × 66,198.67
  4. Step 4: Simplify right side
    154,944.49x = 15,392,187,064.98
  5. Step 5: Solve for x
    x = 15,392,187,064.98/154,944.49
  6. Step 6: Final answer
    x = 99,340.01

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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.