Home / 89,588.43-123,632.97-51,347.16

Finding the Fourth Proportional to 89,588.43, 123,632.97 and 51,347.16

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Solution

The fourth proportional to 89,588.43, 123,632.97 and 51,347.16 is: 70,859.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,588.43 : 123,632.97 = 51,347.16 : x
  2. Step 2: Convert to fraction form
    89,588.43/123,632.97 = 51,347.16/x
  3. Step 3: Cross multiply
    89,588.43x = 123,632.97 × 51,347.16
  4. Step 4: Simplify right side
    89,588.43x = 6,348,201,891.87
  5. Step 5: Solve for x
    x = 6,348,201,891.87/89,588.43
  6. Step 6: Final answer
    x = 70,859.62

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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.