Home / 89,182.11-123,066.60-50,934.09

Finding the Fourth Proportional to 89,182.11, 123,066.60 and 50,934.09

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Solution

The fourth proportional to 89,182.11, 123,066.60 and 50,934.09 is: 70,286.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,182.11 : 123,066.60 = 50,934.09 : x
  2. Step 2: Convert to fraction form
    89,182.11/123,066.60 = 50,934.09/x
  3. Step 3: Cross multiply
    89,182.11x = 123,066.60 × 50,934.09
  4. Step 4: Simplify right side
    89,182.11x = 6,268,285,280.39
  5. Step 5: Solve for x
    x = 6,268,285,280.39/89,182.11
  6. Step 6: Final answer
    x = 70,286.35

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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.