Home / 54,206.46-74,809.31-30,335.36

Finding the Fourth Proportional to 54,206.46, 74,809.31 and 30,335.36

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Solution

The fourth proportional to 54,206.46, 74,809.31 and 30,335.36 is: 41,865.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,206.46 : 74,809.31 = 30,335.36 : x
  2. Step 2: Convert to fraction form
    54,206.46/74,809.31 = 30,335.36/x
  3. Step 3: Cross multiply
    54,206.46x = 74,809.31 × 30,335.36
  4. Step 4: Simplify right side
    54,206.46x = 2,269,366,824.48
  5. Step 5: Solve for x
    x = 2,269,366,824.48/54,206.46
  6. Step 6: Final answer
    x = 41,865.25

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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.