Home / 89,344.68-123,295.83-51,618.96

Finding the Fourth Proportional to 89,344.68, 123,295.83 and 51,618.96

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Solution

The fourth proportional to 89,344.68, 123,295.83 and 51,618.96 is: 71,234.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,344.68 : 123,295.83 = 51,618.96 : x
  2. Step 2: Convert to fraction form
    89,344.68/123,295.83 = 51,618.96/x
  3. Step 3: Cross multiply
    89,344.68x = 123,295.83 × 51,618.96
  4. Step 4: Simplify right side
    89,344.68x = 6,364,402,516.94
  5. Step 5: Solve for x
    x = 6,364,402,516.94/89,344.68
  6. Step 6: Final answer
    x = 71,234.26

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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.