Home / 54,096.59-74,640.50-31,422.11

Finding the Fourth Proportional to 54,096.59, 74,640.50 and 31,422.11

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Solution

The fourth proportional to 54,096.59, 74,640.50 and 31,422.11 is: 43,355.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,096.59 : 74,640.50 = 31,422.11 : x
  2. Step 2: Convert to fraction form
    54,096.59/74,640.50 = 31,422.11/x
  3. Step 3: Cross multiply
    54,096.59x = 74,640.50 × 31,422.11
  4. Step 4: Simplify right side
    54,096.59x = 2,345,361,471.14
  5. Step 5: Solve for x
    x = 2,345,361,471.14/54,096.59
  6. Step 6: Final answer
    x = 43,355.07

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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.