Home / 54,260.82-74,881.26-30,392.35

Finding the Fourth Proportional to 54,260.82, 74,881.26 and 30,392.35

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Solution

The fourth proportional to 54,260.82, 74,881.26 and 30,392.35 is: 41,942.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,260.82 : 74,881.26 = 30,392.35 : x
  2. Step 2: Convert to fraction form
    54,260.82/74,881.26 = 30,392.35/x
  3. Step 3: Cross multiply
    54,260.82x = 74,881.26 × 30,392.35
  4. Step 4: Simplify right side
    54,260.82x = 2,275,817,275.16
  5. Step 5: Solve for x
    x = 2,275,817,275.16/54,260.82
  6. Step 6: Final answer
    x = 41,942.18

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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.