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Finding the Fourth Proportional to 168,479.49, 232,511.19 and 92,005.71

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Solution

The fourth proportional to 168,479.49, 232,511.19 and 92,005.71 is: 126,973.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,479.49 : 232,511.19 = 92,005.71 : x
  2. Step 2: Convert to fraction form
    168,479.49/232,511.19 = 92,005.71/x
  3. Step 3: Cross multiply
    168,479.49x = 232,511.19 × 92,005.71
  4. Step 4: Simplify right side
    168,479.49x = 21,392,356,419.49
  5. Step 5: Solve for x
    x = 21,392,356,419.49/168,479.49
  6. Step 6: Final answer
    x = 126,973.06

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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.