Home / 123,692.50-185,538.30-44,788.28

Finding the Fourth Proportional to 123,692.50, 185,538.30 and 44,788.28

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Solution

The fourth proportional to 123,692.50, 185,538.30 and 44,788.28 is: 67,182.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,692.50 : 185,538.30 = 44,788.28 : x
  2. Step 2: Convert to fraction form
    123,692.50/185,538.30 = 44,788.28/x
  3. Step 3: Cross multiply
    123,692.50x = 185,538.30 × 44,788.28
  4. Step 4: Simplify right side
    123,692.50x = 8,309,941,331.12
  5. Step 5: Solve for x
    x = 8,309,941,331.12/123,692.50
  6. Step 6: Final answer
    x = 67,182.26

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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.