Home / 269,235.81-371,553.21-148,384.89

Finding the Fourth Proportional to 269,235.81, 371,553.21 and 148,384.89

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Solution

The fourth proportional to 269,235.81, 371,553.21 and 148,384.89 is: 204,775.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,235.81 : 371,553.21 = 148,384.89 : x
  2. Step 2: Convert to fraction form
    269,235.81/371,553.21 = 148,384.89/x
  3. Step 3: Cross multiply
    269,235.81x = 371,553.21 × 148,384.89
  4. Step 4: Simplify right side
    269,235.81x = 55,132,882,195.00
  5. Step 5: Solve for x
    x = 55,132,882,195.00/269,235.81
  6. Step 6: Final answer
    x = 204,775.44

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1.5x scale

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.