Home / 82,536.12-123,794.58-27,132.60

Finding the Fourth Proportional to 82,536.12, 123,794.58 and 27,132.60

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Solution

The fourth proportional to 82,536.12, 123,794.58 and 27,132.60 is: 40,695.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,536.12 : 123,794.58 = 27,132.60 : x
  2. Step 2: Convert to fraction form
    82,536.12/123,794.58 = 27,132.60/x
  3. Step 3: Cross multiply
    82,536.12x = 123,794.58 × 27,132.60
  4. Step 4: Simplify right side
    82,536.12x = 3,358,868,821.31
  5. Step 5: Solve for x
    x = 3,358,868,821.31/82,536.12
  6. Step 6: Final answer
    x = 40,695.74

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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.