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Finding the Fourth Proportional to 236,062, 354,057.45 and 76,117.33

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Solution

The fourth proportional to 236,062, 354,057.45 and 76,117.33 is: 114,164.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,062 : 354,057.45 = 76,117.33 : x
  2. Step 2: Convert to fraction form
    236,062/354,057.45 = 76,117.33/x
  3. Step 3: Cross multiply
    236,062x = 354,057.45 × 76,117.33
  4. Step 4: Simplify right side
    236,062x = 26,949,907,760.61
  5. Step 5: Solve for x
    x = 26,949,907,760.61/236,062
  6. Step 6: Final answer
    x = 114,164.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.