Home / 189,132.98-283,644.11-155,770.30

Finding the Fourth Proportional to 189,132.98, 283,644.11 and 155,770.30

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Solution

The fourth proportional to 189,132.98, 283,644.11 and 155,770.30 is: 233,609.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,132.98 : 283,644.11 = 155,770.30 : x
  2. Step 2: Convert to fraction form
    189,132.98/283,644.11 = 155,770.30/x
  3. Step 3: Cross multiply
    189,132.98x = 283,644.11 × 155,770.30
  4. Step 4: Simplify right side
    189,132.98x = 44,183,327,256.42
  5. Step 5: Solve for x
    x = 44,183,327,256.42/189,132.98
  6. Step 6: Final answer
    x = 233,609.85

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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.