Home / 89,837.96-123,976.13-51,599.99

Finding the Fourth Proportional to 89,837.96, 123,976.13 and 51,599.99

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Solution

The fourth proportional to 89,837.96, 123,976.13 and 51,599.99 is: 71,207.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,837.96 : 123,976.13 = 51,599.99 : x
  2. Step 2: Convert to fraction form
    89,837.96/123,976.13 = 51,599.99/x
  3. Step 3: Cross multiply
    89,837.96x = 123,976.13 × 51,599.99
  4. Step 4: Simplify right side
    89,837.96x = 6,397,166,190.36
  5. Step 5: Solve for x
    x = 6,397,166,190.36/89,837.96
  6. Step 6: Final answer
    x = 71,207.83

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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.