Home / 215,591.04-297,524.84-120,097.80

Finding the Fourth Proportional to 215,591.04, 297,524.84 and 120,097.80

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Solution

The fourth proportional to 215,591.04, 297,524.84 and 120,097.80 is: 165,740.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,591.04 : 297,524.84 = 120,097.80 : x
  2. Step 2: Convert to fraction form
    215,591.04/297,524.84 = 120,097.80/x
  3. Step 3: Cross multiply
    215,591.04x = 297,524.84 × 120,097.80
  4. Step 4: Simplify right side
    215,591.04x = 35,732,078,729.35
  5. Step 5: Solve for x
    x = 35,732,078,729.35/215,591.04
  6. Step 6: Final answer
    x = 165,740.09

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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.