Home / 189,614.28-284,468.14-56,493.96

Finding the Fourth Proportional to 189,614.28, 284,468.14 and 56,493.96

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Solution

The fourth proportional to 189,614.28, 284,468.14 and 56,493.96 is: 84,754.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,614.28 : 284,468.14 = 56,493.96 : x
  2. Step 2: Convert to fraction form
    189,614.28/284,468.14 = 56,493.96/x
  3. Step 3: Cross multiply
    189,614.28x = 284,468.14 × 56,493.96
  4. Step 4: Simplify right side
    189,614.28x = 16,070,731,722.43
  5. Step 5: Solve for x
    x = 16,070,731,722.43/189,614.28
  6. Step 6: Final answer
    x = 84,754.86

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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.