Home / 255,104.68-382,558.56-121,949.24

Finding the Fourth Proportional to 255,104.68, 382,558.56 and 121,949.24

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Solution

The fourth proportional to 255,104.68, 382,558.56 and 121,949.24 is: 182,876.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,104.68 : 382,558.56 = 121,949.24 : x
  2. Step 2: Convert to fraction form
    255,104.68/382,558.56 = 121,949.24/x
  3. Step 3: Cross multiply
    255,104.68x = 382,558.56 × 121,949.24
  4. Step 4: Simplify right side
    255,104.68x = 46,652,725,647.49
  5. Step 5: Solve for x
    x = 46,652,725,647.49/255,104.68
  6. Step 6: Final answer
    x = 182,876.79

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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.