Home / 131,956.33-182,124.11-75,367.70

Finding the Fourth Proportional to 131,956.33, 182,124.11 and 75,367.70

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Solution

The fourth proportional to 131,956.33, 182,124.11 and 75,367.70 is: 104,021.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,956.33 : 182,124.11 = 75,367.70 : x
  2. Step 2: Convert to fraction form
    131,956.33/182,124.11 = 75,367.70/x
  3. Step 3: Cross multiply
    131,956.33x = 182,124.11 × 75,367.70
  4. Step 4: Simplify right side
    131,956.33x = 13,726,275,285.25
  5. Step 5: Solve for x
    x = 13,726,275,285.25/131,956.33
  6. Step 6: Final answer
    x = 104,021.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.