Home / 54,421.23-81,663.37-22,828.50

Finding the Fourth Proportional to 54,421.23, 81,663.37 and 22,828.50

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Solution

The fourth proportional to 54,421.23, 81,663.37 and 22,828.50 is: 34,255.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,421.23 : 81,663.37 = 22,828.50 : x
  2. Step 2: Convert to fraction form
    54,421.23/81,663.37 = 22,828.50/x
  3. Step 3: Cross multiply
    54,421.23x = 81,663.37 × 22,828.50
  4. Step 4: Simplify right side
    54,421.23x = 1,864,252,313.38
  5. Step 5: Solve for x
    x = 1,864,252,313.38/54,421.23
  6. Step 6: Final answer
    x = 34,255.97

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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.