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Finding the Fourth Proportional to 168,565.34, 232,619.46 and 93,113.84

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Solution

The fourth proportional to 168,565.34, 232,619.46 and 93,113.84 is: 128,496.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,565.34 : 232,619.46 = 93,113.84 : x
  2. Step 2: Convert to fraction form
    168,565.34/232,619.46 = 93,113.84/x
  3. Step 3: Cross multiply
    168,565.34x = 232,619.46 × 93,113.84
  4. Step 4: Simplify right side
    168,565.34x = 21,660,091,179.33
  5. Step 5: Solve for x
    x = 21,660,091,179.33/168,565.34
  6. Step 6: Final answer
    x = 128,496.71

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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.