Home / 269,722.76-372,215.57-148,864.04

Finding the Fourth Proportional to 269,722.76, 372,215.57 and 148,864.04

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Solution

The fourth proportional to 269,722.76, 372,215.57 and 148,864.04 is: 205,431.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,722.76 : 372,215.57 = 148,864.04 : x
  2. Step 2: Convert to fraction form
    269,722.76/372,215.57 = 148,864.04/x
  3. Step 3: Cross multiply
    269,722.76x = 372,215.57 × 148,864.04
  4. Step 4: Simplify right side
    269,722.76x = 55,409,514,803.80
  5. Step 5: Solve for x
    x = 55,409,514,803.80/269,722.76
  6. Step 6: Final answer
    x = 205,431.37

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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.