Home / 269,250.18-371,569.19-148,389.88

Finding the Fourth Proportional to 269,250.18, 371,569.19 and 148,389.88

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Solution

The fourth proportional to 269,250.18, 371,569.19 and 148,389.88 is: 204,780.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,250.18 : 371,569.19 = 148,389.88 : x
  2. Step 2: Convert to fraction form
    269,250.18/371,569.19 = 148,389.88/x
  3. Step 3: Cross multiply
    269,250.18x = 371,569.19 × 148,389.88
  4. Step 4: Simplify right side
    269,250.18x = 55,137,105,844.92
  5. Step 5: Solve for x
    x = 55,137,105,844.92/269,250.18
  6. Step 6: Final answer
    x = 204,780.20

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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.