Home / 221,943.06-332,998.47-133,258.23

Finding the Fourth Proportional to 221,943.06, 332,998.47 and 133,258.23

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Solution

The fourth proportional to 221,943.06, 332,998.47 and 133,258.23 is: 199,937.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,943.06 : 332,998.47 = 133,258.23 : x
  2. Step 2: Convert to fraction form
    221,943.06/332,998.47 = 133,258.23/x
  3. Step 3: Cross multiply
    221,943.06x = 332,998.47 × 133,258.23
  4. Step 4: Simplify right side
    221,943.06x = 44,374,786,704.91
  5. Step 5: Solve for x
    x = 44,374,786,704.91/221,943.06
  6. Step 6: Final answer
    x = 199,937.71

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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.