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Finding the Fourth Proportional to 69,186.67, 95,477.87 and 41,953.66

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Solution

The fourth proportional to 69,186.67, 95,477.87 and 41,953.66 is: 57,896.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,186.67 : 95,477.87 = 41,953.66 : x
  2. Step 2: Convert to fraction form
    69,186.67/95,477.87 = 41,953.66/x
  3. Step 3: Cross multiply
    69,186.67x = 95,477.87 × 41,953.66
  4. Step 4: Simplify right side
    69,186.67x = 4,005,646,095.50
  5. Step 5: Solve for x
    x = 4,005,646,095.50/69,186.67
  6. Step 6: Final answer
    x = 57,896.21

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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.