Home / 261,949.92-361,534.56-154,546.56

Finding the Fourth Proportional to 261,949.92, 361,534.56 and 154,546.56

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Solution

The fourth proportional to 261,949.92, 361,534.56 and 154,546.56 is: 213,300.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,949.92 : 361,534.56 = 154,546.56 : x
  2. Step 2: Convert to fraction form
    261,949.92/361,534.56 = 154,546.56/x
  3. Step 3: Cross multiply
    261,949.92x = 361,534.56 × 154,546.56
  4. Step 4: Simplify right side
    261,949.92x = 55,873,922,569.11
  5. Step 5: Solve for x
    x = 55,873,922,569.11/261,949.92
  6. Step 6: Final answer
    x = 213,300.02

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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.