Home / 89,517.51-123,534.60-49,233.84

Finding the Fourth Proportional to 89,517.51, 123,534.60 and 49,233.84

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Solution

The fourth proportional to 89,517.51, 123,534.60 and 49,233.84 is: 67,942.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,517.51 : 123,534.60 = 49,233.84 : x
  2. Step 2: Convert to fraction form
    89,517.51/123,534.60 = 49,233.84/x
  3. Step 3: Cross multiply
    89,517.51x = 123,534.60 × 49,233.84
  4. Step 4: Simplify right side
    89,517.51x = 6,082,082,730.86
  5. Step 5: Solve for x
    x = 6,082,082,730.86/89,517.51
  6. Step 6: Final answer
    x = 67,942.94

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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.