Home / 274,031.32-410,013.40-161,772.60

Finding the Fourth Proportional to 274,031.32, 410,013.40 and 161,772.60

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Solution

The fourth proportional to 274,031.32, 410,013.40 and 161,772.60 is: 242,048.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,031.32 : 410,013.40 = 161,772.60 : x
  2. Step 2: Convert to fraction form
    274,031.32/410,013.40 = 161,772.60/x
  3. Step 3: Cross multiply
    274,031.32x = 410,013.40 × 161,772.60
  4. Step 4: Simplify right side
    274,031.32x = 66,328,933,752.84
  5. Step 5: Solve for x
    x = 66,328,933,752.84/274,031.32
  6. Step 6: Final answer
    x = 242,048.73

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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.