Home / 171,008.20-236,148.78-114,583.60

Finding the Fourth Proportional to 171,008.20, 236,148.78 and 114,583.60

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Solution

The fourth proportional to 171,008.20, 236,148.78 and 114,583.60 is: 158,230.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,008.20 : 236,148.78 = 114,583.60 : x
  2. Step 2: Convert to fraction form
    171,008.20/236,148.78 = 114,583.60/x
  3. Step 3: Cross multiply
    171,008.20x = 236,148.78 × 114,583.60
  4. Step 4: Simplify right side
    171,008.20x = 27,058,777,348.01
  5. Step 5: Solve for x
    x = 27,058,777,348.01/171,008.20
  6. Step 6: Final answer
    x = 158,230.88

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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.