Home / 230,831.80-346,296.30-73,076.20

Finding the Fourth Proportional to 230,831.80, 346,296.30 and 73,076.20

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Solution

The fourth proportional to 230,831.80, 346,296.30 and 73,076.20 is: 109,629.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,831.80 : 346,296.30 = 73,076.20 : x
  2. Step 2: Convert to fraction form
    230,831.80/346,296.30 = 73,076.20/x
  3. Step 3: Cross multiply
    230,831.80x = 346,296.30 × 73,076.20
  4. Step 4: Simplify right side
    230,831.80x = 25,306,017,678.06
  5. Step 5: Solve for x
    x = 25,306,017,678.06/230,831.80
  6. Step 6: Final answer
    x = 109,629.69

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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.