Home / 148,503.40-222,769.50-43,320.04

Finding the Fourth Proportional to 148,503.40, 222,769.50 and 43,320.04

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Solution

The fourth proportional to 148,503.40, 222,769.50 and 43,320.04 is: 64,984.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,503.40 : 222,769.50 = 43,320.04 : x
  2. Step 2: Convert to fraction form
    148,503.40/222,769.50 = 43,320.04/x
  3. Step 3: Cross multiply
    148,503.40x = 222,769.50 × 43,320.04
  4. Step 4: Simplify right side
    148,503.40x = 9,650,383,650.78
  5. Step 5: Solve for x
    x = 9,650,383,650.78/148,503.40
  6. Step 6: Final answer
    x = 64,984.26

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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.