Home / 148,663.40-222,692.70-92,330.60

Finding the Fourth Proportional to 148,663.40, 222,692.70 and 92,330.60

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Solution

The fourth proportional to 148,663.40, 222,692.70 and 92,330.60 is: 138,308.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,663.40 : 222,692.70 = 92,330.60 : x
  2. Step 2: Convert to fraction form
    148,663.40/222,692.70 = 92,330.60/x
  3. Step 3: Cross multiply
    148,663.40x = 222,692.70 × 92,330.60
  4. Step 4: Simplify right side
    148,663.40x = 20,561,350,606.62
  5. Step 5: Solve for x
    x = 20,561,350,606.62/148,663.40
  6. Step 6: Final answer
    x = 138,308.09

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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.