Home / 55,692.20-83,536.06-18,255.08

Finding the Fourth Proportional to 55,692.20, 83,536.06 and 18,255.08

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Solution

The fourth proportional to 55,692.20, 83,536.06 and 18,255.08 is: 27,381.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,692.20 : 83,536.06 = 18,255.08 : x
  2. Step 2: Convert to fraction form
    55,692.20/83,536.06 = 18,255.08/x
  3. Step 3: Cross multiply
    55,692.20x = 83,536.06 × 18,255.08
  4. Step 4: Simplify right side
    55,692.20x = 1,524,957,458.18
  5. Step 5: Solve for x
    x = 1,524,957,458.18/55,692.20
  6. Step 6: Final answer
    x = 27,381.89

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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.