Home / 125,692.26-188,432.08-54,561.44

Finding the Fourth Proportional to 125,692.26, 188,432.08 and 54,561.44

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Solution

The fourth proportional to 125,692.26, 188,432.08 and 54,561.44 is: 81,796.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,692.26 : 188,432.08 = 54,561.44 : x
  2. Step 2: Convert to fraction form
    125,692.26/188,432.08 = 54,561.44/x
  3. Step 3: Cross multiply
    125,692.26x = 188,432.08 × 54,561.44
  4. Step 4: Simplify right side
    125,692.26x = 10,281,125,627.00
  5. Step 5: Solve for x
    x = 10,281,125,627.00/125,692.26
  6. Step 6: Final answer
    x = 81,796.01

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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.