Home / 269,722.89-372,215.76-148,864.18

Finding the Fourth Proportional to 269,722.89, 372,215.76 and 148,864.18

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Solution

The fourth proportional to 269,722.89, 372,215.76 and 148,864.18 is: 205,431.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,722.89 : 372,215.76 = 148,864.18 : x
  2. Step 2: Convert to fraction form
    269,722.89/372,215.76 = 148,864.18/x
  3. Step 3: Cross multiply
    269,722.89x = 372,215.76 × 148,864.18
  4. Step 4: Simplify right side
    269,722.89x = 55,409,591,290.08
  5. Step 5: Solve for x
    x = 55,409,591,290.08/269,722.89
  6. Step 6: Final answer
    x = 205,431.55

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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.