Home / 196,932.32-271,787.04-120,502.40

Finding the Fourth Proportional to 196,932.32, 271,787.04 and 120,502.40

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Solution

The fourth proportional to 196,932.32, 271,787.04 and 120,502.40 is: 166,305.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,932.32 : 271,787.04 = 120,502.40 : x
  2. Step 2: Convert to fraction form
    196,932.32/271,787.04 = 120,502.40/x
  3. Step 3: Cross multiply
    196,932.32x = 271,787.04 × 120,502.40
  4. Step 4: Simplify right side
    196,932.32x = 32,750,990,608.90
  5. Step 5: Solve for x
    x = 32,750,990,608.90/196,932.32
  6. Step 6: Final answer
    x = 166,305.82

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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.