Home / 159,940.27-239,829.96-53,286.46

Finding the Fourth Proportional to 159,940.27, 239,829.96 and 53,286.46

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Solution

The fourth proportional to 159,940.27, 239,829.96 and 53,286.46 is: 79,902.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,940.27 : 239,829.96 = 53,286.46 : x
  2. Step 2: Convert to fraction form
    159,940.27/239,829.96 = 53,286.46/x
  3. Step 3: Cross multiply
    159,940.27x = 239,829.96 × 53,286.46
  4. Step 4: Simplify right side
    159,940.27x = 12,779,689,170.59
  5. Step 5: Solve for x
    x = 12,779,689,170.59/159,940.27
  6. Step 6: Final answer
    x = 79,902.89

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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.