Home / 189,000.80-283,501.20-166,857.43

Finding the Fourth Proportional to 189,000.80, 283,501.20 and 166,857.43

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Solution

The fourth proportional to 189,000.80, 283,501.20 and 166,857.43 is: 250,286.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,000.80 : 283,501.20 = 166,857.43 : x
  2. Step 2: Convert to fraction form
    189,000.80/283,501.20 = 166,857.43/x
  3. Step 3: Cross multiply
    189,000.80x = 283,501.20 × 166,857.43
  4. Step 4: Simplify right side
    189,000.80x = 47,304,280,216.41
  5. Step 5: Solve for x
    x = 47,304,280,216.41/189,000.80
  6. Step 6: Final answer
    x = 250,286.14

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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.