Home / 158,261.30-218,502.57-141,236.42

Finding the Fourth Proportional to 158,261.30, 218,502.57 and 141,236.42

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Solution

The fourth proportional to 158,261.30, 218,502.57 and 141,236.42 is: 194,997.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,261.30 : 218,502.57 = 141,236.42 : x
  2. Step 2: Convert to fraction form
    158,261.30/218,502.57 = 141,236.42/x
  3. Step 3: Cross multiply
    158,261.30x = 218,502.57 × 141,236.42
  4. Step 4: Simplify right side
    158,261.30x = 30,860,520,747.60
  5. Step 5: Solve for x
    x = 30,860,520,747.60/158,261.30
  6. Step 6: Final answer
    x = 194,997.27

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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.