Home / 89,545.07-123,571.50-49,257.96

Finding the Fourth Proportional to 89,545.07, 123,571.50 and 49,257.96

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Solution

The fourth proportional to 89,545.07, 123,571.50 and 49,257.96 is: 67,975.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,545.07 : 123,571.50 = 49,257.96 : x
  2. Step 2: Convert to fraction form
    89,545.07/123,571.50 = 49,257.96/x
  3. Step 3: Cross multiply
    89,545.07x = 123,571.50 × 49,257.96
  4. Step 4: Simplify right side
    89,545.07x = 6,086,880,004.14
  5. Step 5: Solve for x
    x = 6,086,880,004.14/89,545.07
  6. Step 6: Final answer
    x = 67,975.61

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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.