Home / 185,902.29-278,164.53-111,063.15

Finding the Fourth Proportional to 185,902.29, 278,164.53 and 111,063.15

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Solution

The fourth proportional to 185,902.29, 278,164.53 and 111,063.15 is: 166,183.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,902.29 : 278,164.53 = 111,063.15 : x
  2. Step 2: Convert to fraction form
    185,902.29/278,164.53 = 111,063.15/x
  3. Step 3: Cross multiply
    185,902.29x = 278,164.53 × 111,063.15
  4. Step 4: Simplify right side
    185,902.29x = 30,893,828,920.07
  5. Step 5: Solve for x
    x = 30,893,828,920.07/185,902.29
  6. Step 6: Final answer
    x = 166,183.15

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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.