Home / 54,130.56-74,699.96-30,257.22

Finding the Fourth Proportional to 54,130.56, 74,699.96 and 30,257.22

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Solution

The fourth proportional to 54,130.56, 74,699.96 and 30,257.22 is: 41,754.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,130.56 : 74,699.96 = 30,257.22 : x
  2. Step 2: Convert to fraction form
    54,130.56/74,699.96 = 30,257.22/x
  3. Step 3: Cross multiply
    54,130.56x = 74,699.96 × 30,257.22
  4. Step 4: Simplify right side
    54,130.56x = 2,260,212,972.43
  5. Step 5: Solve for x
    x = 2,260,212,972.43/54,130.56
  6. Step 6: Final answer
    x = 41,754.84

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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.