Home / 63,137.80-94,692.12-18,753.85

Finding the Fourth Proportional to 63,137.80, 94,692.12 and 18,753.85

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Solution

The fourth proportional to 63,137.80, 94,692.12 and 18,753.85 is: 28,126.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,137.80 : 94,692.12 = 18,753.85 : x
  2. Step 2: Convert to fraction form
    63,137.80/94,692.12 = 18,753.85/x
  3. Step 3: Cross multiply
    63,137.80x = 94,692.12 × 18,753.85
  4. Step 4: Simplify right side
    63,137.80x = 1,775,841,814.66
  5. Step 5: Solve for x
    x = 1,775,841,814.66/63,137.80
  6. Step 6: Final answer
    x = 28,126.44

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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.