Home / 92,069.24-137,338.84-90,546.84

Finding the Fourth Proportional to 92,069.24, 137,338.84 and 90,546.84

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Solution

The fourth proportional to 92,069.24, 137,338.84 and 90,546.84 is: 135,067.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,069.24 : 137,338.84 = 90,546.84 : x
  2. Step 2: Convert to fraction form
    92,069.24/137,338.84 = 90,546.84/x
  3. Step 3: Cross multiply
    92,069.24x = 137,338.84 × 90,546.84
  4. Step 4: Simplify right side
    92,069.24x = 12,435,597,971.27
  5. Step 5: Solve for x
    x = 12,435,597,971.27/92,069.24
  6. Step 6: Final answer
    x = 135,067.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.