Home / 43,102.26-64,640.76-16,800.72

Finding the Fourth Proportional to 43,102.26, 64,640.76 and 16,800.72

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Solution

The fourth proportional to 43,102.26, 64,640.76 and 16,800.72 is: 25,196.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,102.26 : 64,640.76 = 16,800.72 : x
  2. Step 2: Convert to fraction form
    43,102.26/64,640.76 = 16,800.72/x
  3. Step 3: Cross multiply
    43,102.26x = 64,640.76 × 16,800.72
  4. Step 4: Simplify right side
    43,102.26x = 1,086,011,309.35
  5. Step 5: Solve for x
    x = 1,086,011,309.35/43,102.26
  6. Step 6: Final answer
    x = 25,196.16

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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.