Home / 89,188.91-123,084.47-50,954.75

Finding the Fourth Proportional to 89,188.91, 123,084.47 and 50,954.75

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Solution

The fourth proportional to 89,188.91, 123,084.47 and 50,954.75 is: 70,319.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,188.91 : 123,084.47 = 50,954.75 : x
  2. Step 2: Convert to fraction form
    89,188.91/123,084.47 = 50,954.75/x
  3. Step 3: Cross multiply
    89,188.91x = 123,084.47 × 50,954.75
  4. Step 4: Simplify right side
    89,188.91x = 6,271,738,142.96
  5. Step 5: Solve for x
    x = 6,271,738,142.96/89,188.91
  6. Step 6: Final answer
    x = 70,319.71

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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.