Home / 189,660.72-284,490.94-56,537.56

Finding the Fourth Proportional to 189,660.72, 284,490.94 and 56,537.56

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Solution

The fourth proportional to 189,660.72, 284,490.94 and 56,537.56 is: 84,806.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,660.72 : 284,490.94 = 56,537.56 : x
  2. Step 2: Convert to fraction form
    189,660.72/284,490.94 = 56,537.56/x
  3. Step 3: Cross multiply
    189,660.72x = 284,490.94 × 56,537.56
  4. Step 4: Simplify right side
    189,660.72x = 16,084,423,589.71
  5. Step 5: Solve for x
    x = 16,084,423,589.71/189,660.72
  6. Step 6: Final answer
    x = 84,806.30

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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.