Home / 245,350.11-368,024.74-76,883.37

Finding the Fourth Proportional to 245,350.11, 368,024.74 and 76,883.37

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Solution

The fourth proportional to 245,350.11, 368,024.74 and 76,883.37 is: 115,324.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,350.11 : 368,024.74 = 76,883.37 : x
  2. Step 2: Convert to fraction form
    245,350.11/368,024.74 = 76,883.37/x
  3. Step 3: Cross multiply
    245,350.11x = 368,024.74 × 76,883.37
  4. Step 4: Simplify right side
    245,350.11x = 28,294,981,933.58
  5. Step 5: Solve for x
    x = 28,294,981,933.58/245,350.11
  6. Step 6: Final answer
    x = 115,324.92

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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.