Home / 189,814.83-284,771.79-56,695.11

Finding the Fourth Proportional to 189,814.83, 284,771.79 and 56,695.11

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Solution

The fourth proportional to 189,814.83, 284,771.79 and 56,695.11 is: 85,057.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,814.83 : 284,771.79 = 56,695.11 : x
  2. Step 2: Convert to fraction form
    189,814.83/284,771.79 = 56,695.11/x
  3. Step 3: Cross multiply
    189,814.83x = 284,771.79 × 56,695.11
  4. Step 4: Simplify right side
    189,814.83x = 16,145,167,958.95
  5. Step 5: Solve for x
    x = 16,145,167,958.95/189,814.83
  6. Step 6: Final answer
    x = 85,057.46

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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.