Home / 136,016.80-204,025.20-122,238.70

Finding the Fourth Proportional to 136,016.80, 204,025.20 and 122,238.70

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Solution

The fourth proportional to 136,016.80, 204,025.20 and 122,238.70 is: 183,358.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,016.80 : 204,025.20 = 122,238.70 : x
  2. Step 2: Convert to fraction form
    136,016.80/204,025.20 = 122,238.70/x
  3. Step 3: Cross multiply
    136,016.80x = 204,025.20 × 122,238.70
  4. Step 4: Simplify right side
    136,016.80x = 24,939,775,215.24
  5. Step 5: Solve for x
    x = 24,939,775,215.24/136,016.80
  6. Step 6: Final answer
    x = 183,358.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.