Home / 148,021.20-204,292.26-97,181.43

Finding the Fourth Proportional to 148,021.20, 204,292.26 and 97,181.43

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Solution

The fourth proportional to 148,021.20, 204,292.26 and 97,181.43 is: 134,125.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,021.20 : 204,292.26 = 97,181.43 : x
  2. Step 2: Convert to fraction form
    148,021.20/204,292.26 = 97,181.43/x
  3. Step 3: Cross multiply
    148,021.20x = 204,292.26 × 97,181.43
  4. Step 4: Simplify right side
    148,021.20x = 19,853,413,964.73
  5. Step 5: Solve for x
    x = 19,853,413,964.73/148,021.20
  6. Step 6: Final answer
    x = 134,125.48

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1.5x scale

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.