Home / 269,588.24-372,031.80-148,729.81

Finding the Fourth Proportional to 269,588.24, 372,031.80 and 148,729.81

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Solution

The fourth proportional to 269,588.24, 372,031.80 and 148,729.81 is: 205,247.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,588.24 : 372,031.80 = 148,729.81 : x
  2. Step 2: Convert to fraction form
    269,588.24/372,031.80 = 148,729.81/x
  3. Step 3: Cross multiply
    269,588.24x = 372,031.80 × 148,729.81
  4. Step 4: Simplify right side
    269,588.24x = 55,332,218,927.96
  5. Step 5: Solve for x
    x = 55,332,218,927.96/269,588.24
  6. Step 6: Final answer
    x = 205,247.15

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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.