Home / 148,548.20-222,851.10-74,676.20

Finding the Fourth Proportional to 148,548.20, 222,851.10 and 74,676.20

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Solution

The fourth proportional to 148,548.20, 222,851.10 and 74,676.20 is: 112,028.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,548.20 : 222,851.10 = 74,676.20 : x
  2. Step 2: Convert to fraction form
    148,548.20/222,851.10 = 74,676.20/x
  3. Step 3: Cross multiply
    148,548.20x = 222,851.10 × 74,676.20
  4. Step 4: Simplify right side
    148,548.20x = 16,641,673,313.82
  5. Step 5: Solve for x
    x = 16,641,673,313.82/148,548.20
  6. Step 6: Final answer
    x = 112,028.78

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1.5x scale

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.