Home / 269,359.92-371,719.26-148,505.63

Finding the Fourth Proportional to 269,359.92, 371,719.26 and 148,505.63

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Solution

The fourth proportional to 269,359.92, 371,719.26 and 148,505.63 is: 204,939.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,359.92 : 371,719.26 = 148,505.63 : x
  2. Step 2: Convert to fraction form
    269,359.92/371,719.26 = 148,505.63/x
  3. Step 3: Cross multiply
    269,359.92x = 371,719.26 × 148,505.63
  4. Step 4: Simplify right side
    269,359.92x = 55,202,401,030.84
  5. Step 5: Solve for x
    x = 55,202,401,030.84/269,359.92
  6. Step 6: Final answer
    x = 204,939.18

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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.