Home / 52,899.46-79,349.49-21,324.04

Finding the Fourth Proportional to 52,899.46, 79,349.49 and 21,324.04

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Solution

The fourth proportional to 52,899.46, 79,349.49 and 21,324.04 is: 31,986.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,899.46 : 79,349.49 = 21,324.04 : x
  2. Step 2: Convert to fraction form
    52,899.46/79,349.49 = 21,324.04/x
  3. Step 3: Cross multiply
    52,899.46x = 79,349.49 × 21,324.04
  4. Step 4: Simplify right side
    52,899.46x = 1,692,051,500.37
  5. Step 5: Solve for x
    x = 1,692,051,500.37/52,899.46
  6. Step 6: Final answer
    x = 31,986.18

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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.