Home / 154,932.79-232,322.43-55,078.01

Finding the Fourth Proportional to 154,932.79, 232,322.43 and 55,078.01

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Solution

The fourth proportional to 154,932.79, 232,322.43 and 55,078.01 is: 82,589.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,932.79 : 232,322.43 = 55,078.01 : x
  2. Step 2: Convert to fraction form
    154,932.79/232,322.43 = 55,078.01/x
  3. Step 3: Cross multiply
    154,932.79x = 232,322.43 × 55,078.01
  4. Step 4: Simplify right side
    154,932.79x = 12,795,857,122.76
  5. Step 5: Solve for x
    x = 12,795,857,122.76/154,932.79
  6. Step 6: Final answer
    x = 82,589.73

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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.