Home / 271,769.15-407,701.49-103,304.21

Finding the Fourth Proportional to 271,769.15, 407,701.49 and 103,304.21

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Solution

The fourth proportional to 271,769.15, 407,701.49 and 103,304.21 is: 154,974.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,769.15 : 407,701.49 = 103,304.21 : x
  2. Step 2: Convert to fraction form
    271,769.15/407,701.49 = 103,304.21/x
  3. Step 3: Cross multiply
    271,769.15x = 407,701.49 × 103,304.21
  4. Step 4: Simplify right side
    271,769.15x = 42,117,277,785.24
  5. Step 5: Solve for x
    x = 42,117,277,785.24/271,769.15
  6. Step 6: Final answer
    x = 154,974.46

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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.