Home / 194,778.04-268,793.58-105,354.04

Finding the Fourth Proportional to 194,778.04, 268,793.58 and 105,354.04

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Solution

The fourth proportional to 194,778.04, 268,793.58 and 105,354.04 is: 145,388.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,778.04 : 268,793.58 = 105,354.04 : x
  2. Step 2: Convert to fraction form
    194,778.04/268,793.58 = 105,354.04/x
  3. Step 3: Cross multiply
    194,778.04x = 268,793.58 × 105,354.04
  4. Step 4: Simplify right side
    194,778.04x = 28,318,489,579.06
  5. Step 5: Solve for x
    x = 28,318,489,579.06/194,778.04
  6. Step 6: Final answer
    x = 145,388.51

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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.