Home / 54,930.23-82,388.05-15,490.52

Finding the Fourth Proportional to 54,930.23, 82,388.05 and 15,490.52

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Solution

The fourth proportional to 54,930.23, 82,388.05 and 15,490.52 is: 23,233.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,930.23 : 82,388.05 = 15,490.52 : x
  2. Step 2: Convert to fraction form
    54,930.23/82,388.05 = 15,490.52/x
  3. Step 3: Cross multiply
    54,930.23x = 82,388.05 × 15,490.52
  4. Step 4: Simplify right side
    54,930.23x = 1,276,233,246.89
  5. Step 5: Solve for x
    x = 1,276,233,246.89/54,930.23
  6. Step 6: Final answer
    x = 23,233.72

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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.