Home / 154,268.84-231,403.32-49,087.88

Finding the Fourth Proportional to 154,268.84, 231,403.32 and 49,087.88

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Solution

The fourth proportional to 154,268.84, 231,403.32 and 49,087.88 is: 73,631.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,268.84 : 231,403.32 = 49,087.88 : x
  2. Step 2: Convert to fraction form
    154,268.84/231,403.32 = 49,087.88/x
  3. Step 3: Cross multiply
    154,268.84x = 231,403.32 × 49,087.88
  4. Step 4: Simplify right side
    154,268.84x = 11,359,098,403.76
  5. Step 5: Solve for x
    x = 11,359,098,403.76/154,268.84
  6. Step 6: Final answer
    x = 73,631.84

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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.