Home / 230,983.20-346,442.40-73,227.60

Finding the Fourth Proportional to 230,983.20, 346,442.40 and 73,227.60

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Solution

The fourth proportional to 230,983.20, 346,442.40 and 73,227.60 is: 109,831.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,983.20 : 346,442.40 = 73,227.60 : x
  2. Step 2: Convert to fraction form
    230,983.20/346,442.40 = 73,227.60/x
  3. Step 3: Cross multiply
    230,983.20x = 346,442.40 × 73,227.60
  4. Step 4: Simplify right side
    230,983.20x = 25,369,145,490.24
  5. Step 5: Solve for x
    x = 25,369,145,490.24/230,983.20
  6. Step 6: Final answer
    x = 109,831.13

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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.