Home / 54,034.31-74,560.48-30,161.99

Finding the Fourth Proportional to 54,034.31, 74,560.48 and 30,161.99

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Solution

The fourth proportional to 54,034.31, 74,560.48 and 30,161.99 is: 41,619.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,034.31 : 74,560.48 = 30,161.99 : x
  2. Step 2: Convert to fraction form
    54,034.31/74,560.48 = 30,161.99/x
  3. Step 3: Cross multiply
    54,034.31x = 74,560.48 × 30,161.99
  4. Step 4: Simplify right side
    54,034.31x = 2,248,892,563.15
  5. Step 5: Solve for x
    x = 2,248,892,563.15/54,034.31
  6. Step 6: Final answer
    x = 41,619.71

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1.5x scale

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.