Home / 54,989.20-82,494.06-25,387.48

Finding the Fourth Proportional to 54,989.20, 82,494.06 and 25,387.48

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Solution

The fourth proportional to 54,989.20, 82,494.06 and 25,387.48 is: 38,085.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,989.20 : 82,494.06 = 25,387.48 : x
  2. Step 2: Convert to fraction form
    54,989.20/82,494.06 = 25,387.48/x
  3. Step 3: Cross multiply
    54,989.20x = 82,494.06 × 25,387.48
  4. Step 4: Simplify right side
    54,989.20x = 2,094,316,298.37
  5. Step 5: Solve for x
    x = 2,094,316,298.37/54,989.20
  6. Step 6: Final answer
    x = 38,085.96

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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.