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Finding the Fourth Proportional to 70,186.59, 96,826.41 and 41,875.92

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Solution

The fourth proportional to 70,186.59, 96,826.41 and 41,875.92 is: 57,770.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,186.59 : 96,826.41 = 41,875.92 : x
  2. Step 2: Convert to fraction form
    70,186.59/96,826.41 = 41,875.92/x
  3. Step 3: Cross multiply
    70,186.59x = 96,826.41 × 41,875.92
  4. Step 4: Simplify right side
    70,186.59x = 4,054,694,999.05
  5. Step 5: Solve for x
    x = 4,054,694,999.05/70,186.59
  6. Step 6: Final answer
    x = 57,770.22

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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.