Home / 185,027.38-255,342.45-113,446.87

Finding the Fourth Proportional to 185,027.38, 255,342.45 and 113,446.87

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Solution

The fourth proportional to 185,027.38, 255,342.45 and 113,446.87 is: 156,559.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,027.38 : 255,342.45 = 113,446.87 : x
  2. Step 2: Convert to fraction form
    185,027.38/255,342.45 = 113,446.87/x
  3. Step 3: Cross multiply
    185,027.38x = 255,342.45 × 113,446.87
  4. Step 4: Simplify right side
    185,027.38x = 28,967,801,730.63
  5. Step 5: Solve for x
    x = 28,967,801,730.63/185,027.38
  6. Step 6: Final answer
    x = 156,559.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.