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Finding the Fourth Proportional to 168,416.14, 232,414.48 and 92,964.64

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Solution

The fourth proportional to 168,416.14, 232,414.48 and 92,964.64 is: 128,291.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,416.14 : 232,414.48 = 92,964.64 : x
  2. Step 2: Convert to fraction form
    168,416.14/232,414.48 = 92,964.64/x
  3. Step 3: Cross multiply
    168,416.14x = 232,414.48 × 92,964.64
  4. Step 4: Simplify right side
    168,416.14x = 21,606,328,463.99
  5. Step 5: Solve for x
    x = 21,606,328,463.99/168,416.14
  6. Step 6: Final answer
    x = 128,291.32

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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.