Home / 269,516.49-371,934.50-148,661.04

Finding the Fourth Proportional to 269,516.49, 371,934.50 and 148,661.04

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Solution

The fourth proportional to 269,516.49, 371,934.50 and 148,661.04 is: 205,153.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,516.49 : 371,934.50 = 148,661.04 : x
  2. Step 2: Convert to fraction form
    269,516.49/371,934.50 = 148,661.04/x
  3. Step 3: Cross multiply
    269,516.49x = 371,934.50 × 148,661.04
  4. Step 4: Simplify right side
    269,516.49x = 55,292,168,093.86
  5. Step 5: Solve for x
    x = 55,292,168,093.86/269,516.49
  6. Step 6: Final answer
    x = 205,153.20

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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.