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Finding the Fourth Proportional to 168,646.40, 232,733.76 and 92,167.68

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Solution

The fourth proportional to 168,646.40, 232,733.76 and 92,167.68 is: 127,192.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,646.40 : 232,733.76 = 92,167.68 : x
  2. Step 2: Convert to fraction form
    168,646.40/232,733.76 = 92,167.68/x
  3. Step 3: Cross multiply
    168,646.40x = 232,733.76 × 92,167.68
  4. Step 4: Simplify right side
    168,646.40x = 21,450,530,716.88
  5. Step 5: Solve for x
    x = 21,450,530,716.88/168,646.40
  6. Step 6: Final answer
    x = 127,192.34

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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.