Home / 54,034.73-81,051.96-30,034.28

Finding the Fourth Proportional to 54,034.73, 81,051.96 and 30,034.28

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Solution

The fourth proportional to 54,034.73, 81,051.96 and 30,034.28 is: 45,051.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,034.73 : 81,051.96 = 30,034.28 : x
  2. Step 2: Convert to fraction form
    54,034.73/81,051.96 = 30,034.28/x
  3. Step 3: Cross multiply
    54,034.73x = 81,051.96 × 30,034.28
  4. Step 4: Simplify right side
    54,034.73x = 2,434,337,261.19
  5. Step 5: Solve for x
    x = 2,434,337,261.19/54,034.73
  6. Step 6: Final answer
    x = 45,051.35

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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.