Home / 185,324.41-278,294.15-115,646.59

Finding the Fourth Proportional to 185,324.41, 278,294.15 and 115,646.59

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Solution

The fourth proportional to 185,324.41, 278,294.15 and 115,646.59 is: 173,661.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,324.41 : 278,294.15 = 115,646.59 : x
  2. Step 2: Convert to fraction form
    185,324.41/278,294.15 = 115,646.59/x
  3. Step 3: Cross multiply
    185,324.41x = 278,294.15 × 115,646.59
  4. Step 4: Simplify right side
    185,324.41x = 32,183,769,464.45
  5. Step 5: Solve for x
    x = 32,183,769,464.45/185,324.41
  6. Step 6: Final answer
    x = 173,661.79

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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.