Home / 89,871.12-134,759.04-27,524.88

Finding the Fourth Proportional to 89,871.12, 134,759.04 and 27,524.88

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Solution

The fourth proportional to 89,871.12, 134,759.04 and 27,524.88 is: 41,272.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,871.12 : 134,759.04 = 27,524.88 : x
  2. Step 2: Convert to fraction form
    89,871.12/134,759.04 = 27,524.88/x
  3. Step 3: Cross multiply
    89,871.12x = 134,759.04 × 27,524.88
  4. Step 4: Simplify right side
    89,871.12x = 3,709,226,404.92
  5. Step 5: Solve for x
    x = 3,709,226,404.92/89,871.12
  6. Step 6: Final answer
    x = 41,272.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.