Home / 55,706.44-83,561.64-18,267.40

Finding the Fourth Proportional to 55,706.44, 83,561.64 and 18,267.40

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Solution

The fourth proportional to 55,706.44, 83,561.64 and 18,267.40 is: 27,401.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,706.44 : 83,561.64 = 18,267.40 : x
  2. Step 2: Convert to fraction form
    55,706.44/83,561.64 = 18,267.40/x
  3. Step 3: Cross multiply
    55,706.44x = 83,561.64 × 18,267.40
  4. Step 4: Simplify right side
    55,706.44x = 1,526,453,902.54
  5. Step 5: Solve for x
    x = 1,526,453,902.54/55,706.44
  6. Step 6: Final answer
    x = 27,401.75

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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.