Home / 154,944.48-232,515.03-66,198.66

Finding the Fourth Proportional to 154,944.48, 232,515.03 and 66,198.66

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Solution

The fourth proportional to 154,944.48, 232,515.03 and 66,198.66 is: 99,339.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,944.48 : 232,515.03 = 66,198.66 : x
  2. Step 2: Convert to fraction form
    154,944.48/232,515.03 = 66,198.66/x
  3. Step 3: Cross multiply
    154,944.48x = 232,515.03 × 66,198.66
  4. Step 4: Simplify right side
    154,944.48x = 15,392,183,415.86
  5. Step 5: Solve for x
    x = 15,392,183,415.86/154,944.48
  6. Step 6: Final answer
    x = 99,339.99

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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.