Home / 54,514.78-81,772.00-15,071.83

Finding the Fourth Proportional to 54,514.78, 81,772.00 and 15,071.83

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Solution

The fourth proportional to 54,514.78, 81,772.00 and 15,071.83 is: 22,607.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,514.78 : 81,772.00 = 15,071.83 : x
  2. Step 2: Convert to fraction form
    54,514.78/81,772.00 = 15,071.83/x
  3. Step 3: Cross multiply
    54,514.78x = 81,772.00 × 15,071.83
  4. Step 4: Simplify right side
    54,514.78x = 1,232,453,440.65
  5. Step 5: Solve for x
    x = 1,232,453,440.65/54,514.78
  6. Step 6: Final answer
    x = 22,607.69

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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.