Home / 168,544.48-232,369.92-129,825.88

Finding the Fourth Proportional to 168,544.48, 232,369.92 and 129,825.88

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Solution

The fourth proportional to 168,544.48, 232,369.92 and 129,825.88 is: 178,989.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,544.48 : 232,369.92 = 129,825.88 : x
  2. Step 2: Convert to fraction form
    168,544.48/232,369.92 = 129,825.88/x
  3. Step 3: Cross multiply
    168,544.48x = 232,369.92 × 129,825.88
  4. Step 4: Simplify right side
    168,544.48x = 30,167,629,349.53
  5. Step 5: Solve for x
    x = 30,167,629,349.53/168,544.48
  6. Step 6: Final answer
    x = 178,989.13

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1.5x scale

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.