Home / 185,125.38-255,477.69-113,544.87

Finding the Fourth Proportional to 185,125.38, 255,477.69 and 113,544.87

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Solution

The fourth proportional to 185,125.38, 255,477.69 and 113,544.87 is: 156,694.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,125.38 : 255,477.69 = 113,544.87 : x
  2. Step 2: Convert to fraction form
    185,125.38/255,477.69 = 113,544.87/x
  3. Step 3: Cross multiply
    185,125.38x = 255,477.69 × 113,544.87
  4. Step 4: Simplify right side
    185,125.38x = 29,008,181,098.95
  5. Step 5: Solve for x
    x = 29,008,181,098.95/185,125.38
  6. Step 6: Final answer
    x = 156,694.78

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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.