Home / 185,000.79-255,219.62-108,481.04

Finding the Fourth Proportional to 185,000.79, 255,219.62 and 108,481.04

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Solution

The fourth proportional to 185,000.79, 255,219.62 and 108,481.04 is: 149,656.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,000.79 : 255,219.62 = 108,481.04 : x
  2. Step 2: Convert to fraction form
    185,000.79/255,219.62 = 108,481.04/x
  3. Step 3: Cross multiply
    185,000.79x = 255,219.62 × 108,481.04
  4. Step 4: Simplify right side
    185,000.79x = 27,686,488,529.91
  5. Step 5: Solve for x
    x = 27,686,488,529.91/185,000.79
  6. Step 6: Final answer
    x = 149,656.06

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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.