Home / 227,445.49-313,869.75-125,471.03

Finding the Fourth Proportional to 227,445.49, 313,869.75 and 125,471.03

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Solution

The fourth proportional to 227,445.49, 313,869.75 and 125,471.03 is: 173,147.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,445.49 : 313,869.75 = 125,471.03 : x
  2. Step 2: Convert to fraction form
    227,445.49/313,869.75 = 125,471.03/x
  3. Step 3: Cross multiply
    227,445.49x = 313,869.75 × 125,471.03
  4. Step 4: Simplify right side
    227,445.49x = 39,381,560,818.34
  5. Step 5: Solve for x
    x = 39,381,560,818.34/227,445.49
  6. Step 6: Final answer
    x = 173,147.25

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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.