Home / 150,021.40-225,032.10-146,522.20

Finding the Fourth Proportional to 150,021.40, 225,032.10 and 146,522.20

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Solution

The fourth proportional to 150,021.40, 225,032.10 and 146,522.20 is: 219,783.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,021.40 : 225,032.10 = 146,522.20 : x
  2. Step 2: Convert to fraction form
    150,021.40/225,032.10 = 146,522.20/x
  3. Step 3: Cross multiply
    150,021.40x = 225,032.10 × 146,522.20
  4. Step 4: Simplify right side
    150,021.40x = 32,972,198,362.62
  5. Step 5: Solve for x
    x = 32,972,198,362.62/150,021.40
  6. Step 6: Final answer
    x = 219,783.30

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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.