Home / 189,285.38-284,103.03-95,856.74

Finding the Fourth Proportional to 189,285.38, 284,103.03 and 95,856.74

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Solution

The fourth proportional to 189,285.38, 284,103.03 and 95,856.74 is: 143,873.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,285.38 : 284,103.03 = 95,856.74 : x
  2. Step 2: Convert to fraction form
    189,285.38/284,103.03 = 95,856.74/x
  3. Step 3: Cross multiply
    189,285.38x = 284,103.03 × 95,856.74
  4. Step 4: Simplify right side
    189,285.38x = 27,233,190,279.92
  5. Step 5: Solve for x
    x = 27,233,190,279.92/189,285.38
  6. Step 6: Final answer
    x = 143,873.71

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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.