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Finding the Fourth Proportional to 183,195.36, 254,103 and 178,339.68

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Solution

The fourth proportional to 183,195.36, 254,103 and 178,339.68 is: 247,367.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,195.36 : 254,103 = 178,339.68 : x
  2. Step 2: Convert to fraction form
    183,195.36/254,103 = 178,339.68/x
  3. Step 3: Cross multiply
    183,195.36x = 254,103 × 178,339.68
  4. Step 4: Simplify right side
    183,195.36x = 45,316,647,707.04
  5. Step 5: Solve for x
    x = 45,316,647,707.04/183,195.36
  6. Step 6: Final answer
    x = 247,367.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.