Home / 248,643.30-372,962.22-148,831.38

Finding the Fourth Proportional to 248,643.30, 372,962.22 and 148,831.38

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Solution

The fourth proportional to 248,643.30, 372,962.22 and 148,831.38 is: 223,245.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,643.30 : 372,962.22 = 148,831.38 : x
  2. Step 2: Convert to fraction form
    248,643.30/372,962.22 = 148,831.38/x
  3. Step 3: Cross multiply
    248,643.30x = 372,962.22 × 148,831.38
  4. Step 4: Simplify right side
    248,643.30x = 55,508,481,890.46
  5. Step 5: Solve for x
    x = 55,508,481,890.46/248,643.30
  6. Step 6: Final answer
    x = 223,245.44

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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.