Home / 185,682.24-256,246.74-109,206.90

Finding the Fourth Proportional to 185,682.24, 256,246.74 and 109,206.90

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Solution

The fourth proportional to 185,682.24, 256,246.74 and 109,206.90 is: 150,708.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,682.24 : 256,246.74 = 109,206.90 : x
  2. Step 2: Convert to fraction form
    185,682.24/256,246.74 = 109,206.90/x
  3. Step 3: Cross multiply
    185,682.24x = 256,246.74 × 109,206.90
  4. Step 4: Simplify right side
    185,682.24x = 27,983,912,110.51
  5. Step 5: Solve for x
    x = 27,983,912,110.51/185,682.24
  6. Step 6: Final answer
    x = 150,708.61

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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.