Home / 43,156.27-64,708.48-16,873.39

Finding the Fourth Proportional to 43,156.27, 64,708.48 and 16,873.39

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Solution

The fourth proportional to 43,156.27, 64,708.48 and 16,873.39 is: 25,299.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,156.27 : 64,708.48 = 16,873.39 : x
  2. Step 2: Convert to fraction form
    43,156.27/64,708.48 = 16,873.39/x
  3. Step 3: Cross multiply
    43,156.27x = 64,708.48 × 16,873.39
  4. Step 4: Simplify right side
    43,156.27x = 1,091,851,011.44
  5. Step 5: Solve for x
    x = 1,091,851,011.44/43,156.27
  6. Step 6: Final answer
    x = 25,299.94

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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.