Home / 174,415.80-261,623.70-161,974.20

Finding the Fourth Proportional to 174,415.80, 261,623.70 and 161,974.20

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Solution

The fourth proportional to 174,415.80, 261,623.70 and 161,974.20 is: 242,961.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,415.80 : 261,623.70 = 161,974.20 : x
  2. Step 2: Convert to fraction form
    174,415.80/261,623.70 = 161,974.20/x
  3. Step 3: Cross multiply
    174,415.80x = 261,623.70 × 161,974.20
  4. Step 4: Simplify right side
    174,415.80x = 42,376,289,508.54
  5. Step 5: Solve for x
    x = 42,376,289,508.54/174,415.80
  6. Step 6: Final answer
    x = 242,961.30

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1.5x scale

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.