Home / 185,536.87-255,882.80-142,620.23

Finding the Fourth Proportional to 185,536.87, 255,882.80 and 142,620.23

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Solution

The fourth proportional to 185,536.87, 255,882.80 and 142,620.23 is: 196,694.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,536.87 : 255,882.80 = 142,620.23 : x
  2. Step 2: Convert to fraction form
    185,536.87/255,882.80 = 142,620.23/x
  3. Step 3: Cross multiply
    185,536.87x = 255,882.80 × 142,620.23
  4. Step 4: Simplify right side
    185,536.87x = 36,494,064,785.30
  5. Step 5: Solve for x
    x = 36,494,064,785.30/185,536.87
  6. Step 6: Final answer
    x = 196,694.41

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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.