Home / 215,103.20-296,830.17-119,607.84

Finding the Fourth Proportional to 215,103.20, 296,830.17 and 119,607.84

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Solution

The fourth proportional to 215,103.20, 296,830.17 and 119,607.84 is: 165,052.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,103.20 : 296,830.17 = 119,607.84 : x
  2. Step 2: Convert to fraction form
    215,103.20/296,830.17 = 119,607.84/x
  3. Step 3: Cross multiply
    215,103.20x = 296,830.17 × 119,607.84
  4. Step 4: Simplify right side
    215,103.20x = 35,503,215,480.53
  5. Step 5: Solve for x
    x = 35,503,215,480.53/215,103.20
  6. Step 6: Final answer
    x = 165,052.01

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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.