Home / 166,818.88-250,478-144,399.09

Finding the Fourth Proportional to 166,818.88, 250,478 and 144,399.09

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Solution

The fourth proportional to 166,818.88, 250,478 and 144,399.09 is: 216,814.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,818.88 : 250,478 = 144,399.09 : x
  2. Step 2: Convert to fraction form
    166,818.88/250,478 = 144,399.09/x
  3. Step 3: Cross multiply
    166,818.88x = 250,478 × 144,399.09
  4. Step 4: Simplify right side
    166,818.88x = 36,168,795,265.02
  5. Step 5: Solve for x
    x = 36,168,795,265.02/166,818.88
  6. Step 6: Final answer
    x = 216,814.76

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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.