Home / 192,688.20-265,874.00-112,086.32

Finding the Fourth Proportional to 192,688.20, 265,874.00 and 112,086.32

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Solution

The fourth proportional to 192,688.20, 265,874.00 and 112,086.32 is: 154,658.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,688.20 : 265,874.00 = 112,086.32 : x
  2. Step 2: Convert to fraction form
    192,688.20/265,874.00 = 112,086.32/x
  3. Step 3: Cross multiply
    192,688.20x = 265,874.00 × 112,086.32
  4. Step 4: Simplify right side
    192,688.20x = 29,800,836,353.88
  5. Step 5: Solve for x
    x = 29,800,836,353.88/192,688.20
  6. Step 6: Final answer
    x = 154,658.34

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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.