Home / 54,004.40-81,007.08-16,564.65

Finding the Fourth Proportional to 54,004.40, 81,007.08 and 16,564.65

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Solution

The fourth proportional to 54,004.40, 81,007.08 and 16,564.65 is: 24,847.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,004.40 : 81,007.08 = 16,564.65 : x
  2. Step 2: Convert to fraction form
    54,004.40/81,007.08 = 16,564.65/x
  3. Step 3: Cross multiply
    54,004.40x = 81,007.08 × 16,564.65
  4. Step 4: Simplify right side
    54,004.40x = 1,341,853,561.83
  5. Step 5: Solve for x
    x = 1,341,853,561.83/54,004.40
  6. Step 6: Final answer
    x = 24,847.12

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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.