Home / 55,623.63-83,434.68-13,504.04

Finding the Fourth Proportional to 55,623.63, 83,434.68 and 13,504.04

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Solution

The fourth proportional to 55,623.63, 83,434.68 and 13,504.04 is: 20,255.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,623.63 : 83,434.68 = 13,504.04 : x
  2. Step 2: Convert to fraction form
    55,623.63/83,434.68 = 13,504.04/x
  3. Step 3: Cross multiply
    55,623.63x = 83,434.68 × 13,504.04
  4. Step 4: Simplify right side
    55,623.63x = 1,126,704,838.93
  5. Step 5: Solve for x
    x = 1,126,704,838.93/55,623.63
  6. Step 6: Final answer
    x = 20,255.87

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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.