Home / 189,586.47-284,431.66-82,951.10

Finding the Fourth Proportional to 189,586.47, 284,431.66 and 82,951.10

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Solution

The fourth proportional to 189,586.47, 284,431.66 and 82,951.10 is: 124,449.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,586.47 : 284,431.66 = 82,951.10 : x
  2. Step 2: Convert to fraction form
    189,586.47/284,431.66 = 82,951.10/x
  3. Step 3: Cross multiply
    189,586.47x = 284,431.66 × 82,951.10
  4. Step 4: Simplify right side
    189,586.47x = 23,593,917,442.29
  5. Step 5: Solve for x
    x = 23,593,917,442.29/189,586.47
  6. Step 6: Final answer
    x = 124,449.37

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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.