Home / 54,766.30-75,579.78-30,892.96

Finding the Fourth Proportional to 54,766.30, 75,579.78 and 30,892.96

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Solution

The fourth proportional to 54,766.30, 75,579.78 and 30,892.96 is: 42,633.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,766.30 : 75,579.78 = 30,892.96 : x
  2. Step 2: Convert to fraction form
    54,766.30/75,579.78 = 30,892.96/x
  3. Step 3: Cross multiply
    54,766.30x = 75,579.78 × 30,892.96
  4. Step 4: Simplify right side
    54,766.30x = 2,334,883,120.35
  5. Step 5: Solve for x
    x = 2,334,883,120.35/54,766.30
  6. Step 6: Final answer
    x = 42,633.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.