Home / 177,766.67-245,481.71-114,215.20

Finding the Fourth Proportional to 177,766.67, 245,481.71 and 114,215.20

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Solution

The fourth proportional to 177,766.67, 245,481.71 and 114,215.20 is: 157,722.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,766.67 : 245,481.71 = 114,215.20 : x
  2. Step 2: Convert to fraction form
    177,766.67/245,481.71 = 114,215.20/x
  3. Step 3: Cross multiply
    177,766.67x = 245,481.71 × 114,215.20
  4. Step 4: Simplify right side
    177,766.67x = 28,037,741,419.21
  5. Step 5: Solve for x
    x = 28,037,741,419.21/177,766.67
  6. Step 6: Final answer
    x = 157,722.15

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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.