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Finding the Fourth Proportional to 167,308.76, 230,856 and 94,711.16

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Solution

The fourth proportional to 167,308.76, 230,856 and 94,711.16 is: 130,684.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,308.76 : 230,856 = 94,711.16 : x
  2. Step 2: Convert to fraction form
    167,308.76/230,856 = 94,711.16/x
  3. Step 3: Cross multiply
    167,308.76x = 230,856 × 94,711.16
  4. Step 4: Simplify right side
    167,308.76x = 21,864,639,552.96
  5. Step 5: Solve for x
    x = 21,864,639,552.96/167,308.76
  6. Step 6: Final answer
    x = 130,684.37

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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.