Home / 221,983.20-332,974.80-151,124.40

Finding the Fourth Proportional to 221,983.20, 332,974.80 and 151,124.40

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Solution

The fourth proportional to 221,983.20, 332,974.80 and 151,124.40 is: 226,686.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,983.20 : 332,974.80 = 151,124.40 : x
  2. Step 2: Convert to fraction form
    221,983.20/332,974.80 = 151,124.40/x
  3. Step 3: Cross multiply
    221,983.20x = 332,974.80 × 151,124.40
  4. Step 4: Simplify right side
    221,983.20x = 50,320,616,865.12
  5. Step 5: Solve for x
    x = 50,320,616,865.12/221,983.20
  6. Step 6: Final answer
    x = 226,686.60

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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.