Home / 203,659.32-281,173.50-158,251.53

Finding the Fourth Proportional to 203,659.32, 281,173.50 and 158,251.53

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Solution

The fourth proportional to 203,659.32, 281,173.50 and 158,251.53 is: 218,483.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,659.32 : 281,173.50 = 158,251.53 : x
  2. Step 2: Convert to fraction form
    203,659.32/281,173.50 = 158,251.53/x
  3. Step 3: Cross multiply
    203,659.32x = 281,173.50 × 158,251.53
  4. Step 4: Simplify right side
    203,659.32x = 44,496,136,570.46
  5. Step 5: Solve for x
    x = 44,496,136,570.46/203,659.32
  6. Step 6: Final answer
    x = 218,483.18

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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.