Home / 192,025.58-264,921.38-120,280.70

Finding the Fourth Proportional to 192,025.58, 264,921.38 and 120,280.70

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Solution

The fourth proportional to 192,025.58, 264,921.38 and 120,280.70 is: 165,941.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,025.58 : 264,921.38 = 120,280.70 : x
  2. Step 2: Convert to fraction form
    192,025.58/264,921.38 = 120,280.70/x
  3. Step 3: Cross multiply
    192,025.58x = 264,921.38 × 120,280.70
  4. Step 4: Simplify right side
    192,025.58x = 31,864,929,031.37
  5. Step 5: Solve for x
    x = 31,864,929,031.37/192,025.58
  6. Step 6: Final answer
    x = 165,941.06

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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.