Home / 57,769.13-86,668.29-16,216.13

Finding the Fourth Proportional to 57,769.13, 86,668.29 and 16,216.13

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Solution

The fourth proportional to 57,769.13, 86,668.29 and 16,216.13 is: 24,328.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,769.13 : 86,668.29 = 16,216.13 : x
  2. Step 2: Convert to fraction form
    57,769.13/86,668.29 = 16,216.13/x
  3. Step 3: Cross multiply
    57,769.13x = 86,668.29 × 16,216.13
  4. Step 4: Simplify right side
    57,769.13x = 1,405,423,824.18
  5. Step 5: Solve for x
    x = 1,405,423,824.18/57,769.13
  6. Step 6: Final answer
    x = 24,328.29

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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.