Home / 89,659.01-123,692.35-53,353.25

Finding the Fourth Proportional to 89,659.01, 123,692.35 and 53,353.25

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Solution

The fourth proportional to 89,659.01, 123,692.35 and 53,353.25 is: 73,605.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,659.01 : 123,692.35 = 53,353.25 : x
  2. Step 2: Convert to fraction form
    89,659.01/123,692.35 = 53,353.25/x
  3. Step 3: Cross multiply
    89,659.01x = 123,692.35 × 53,353.25
  4. Step 4: Simplify right side
    89,659.01x = 6,599,388,872.64
  5. Step 5: Solve for x
    x = 6,599,388,872.64/89,659.01
  6. Step 6: Final answer
    x = 73,605.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.