Home / 54,428.54-81,675.51-23,263.79

Finding the Fourth Proportional to 54,428.54, 81,675.51 and 23,263.79

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Solution

The fourth proportional to 54,428.54, 81,675.51 and 23,263.79 is: 34,909.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,428.54 : 81,675.51 = 23,263.79 : x
  2. Step 2: Convert to fraction form
    54,428.54/81,675.51 = 23,263.79/x
  3. Step 3: Cross multiply
    54,428.54x = 81,675.51 × 23,263.79
  4. Step 4: Simplify right side
    54,428.54x = 1,900,081,912.78
  5. Step 5: Solve for x
    x = 1,900,081,912.78/54,428.54
  6. Step 6: Final answer
    x = 34,909.66

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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.