Home / 96,692.40-144,844.20-55,090.80

Finding the Fourth Proportional to 96,692.40, 144,844.20 and 55,090.80

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Solution

The fourth proportional to 96,692.40, 144,844.20 and 55,090.80 is: 82,525.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,692.40 : 144,844.20 = 55,090.80 : x
  2. Step 2: Convert to fraction form
    96,692.40/144,844.20 = 55,090.80/x
  3. Step 3: Cross multiply
    96,692.40x = 144,844.20 × 55,090.80
  4. Step 4: Simplify right side
    96,692.40x = 7,979,582,853.36
  5. Step 5: Solve for x
    x = 7,979,582,853.36/96,692.40
  6. Step 6: Final answer
    x = 82,525.44

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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.