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Finding the Fourth Proportional to 74,596.69, 102,943.43 and 41,062.69

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Solution

The fourth proportional to 74,596.69, 102,943.43 and 41,062.69 is: 56,666.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,596.69 : 102,943.43 = 41,062.69 : x
  2. Step 2: Convert to fraction form
    74,596.69/102,943.43 = 41,062.69/x
  3. Step 3: Cross multiply
    74,596.69x = 102,943.43 × 41,062.69
  4. Step 4: Simplify right side
    74,596.69x = 4,227,133,998.92
  5. Step 5: Solve for x
    x = 4,227,133,998.92/74,596.69
  6. Step 6: Final answer
    x = 56,666.51

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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.