Home / 55,553.51-83,338.94-18,104.87

Finding the Fourth Proportional to 55,553.51, 83,338.94 and 18,104.87

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Solution

The fourth proportional to 55,553.51, 83,338.94 and 18,104.87 is: 27,160.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,553.51 : 83,338.94 = 18,104.87 : x
  2. Step 2: Convert to fraction form
    55,553.51/83,338.94 = 18,104.87/x
  3. Step 3: Cross multiply
    55,553.51x = 83,338.94 × 18,104.87
  4. Step 4: Simplify right side
    55,553.51x = 1,508,840,928.25
  5. Step 5: Solve for x
    x = 1,508,840,928.25/55,553.51
  6. Step 6: Final answer
    x = 27,160.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.