Home / 268,784.24-370,945.32-147,949.52

Finding the Fourth Proportional to 268,784.24, 370,945.32 and 147,949.52

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Solution

The fourth proportional to 268,784.24, 370,945.32 and 147,949.52 is: 204,183.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,784.24 : 370,945.32 = 147,949.52 : x
  2. Step 2: Convert to fraction form
    268,784.24/370,945.32 = 147,949.52/x
  3. Step 3: Cross multiply
    268,784.24x = 370,945.32 × 147,949.52
  4. Step 4: Simplify right side
    268,784.24x = 54,881,182,040.25
  5. Step 5: Solve for x
    x = 54,881,182,040.25/268,784.24
  6. Step 6: Final answer
    x = 204,183.04

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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.