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Finding the Fourth Proportional to 74,599.88, 102,952.50 and 41,065.88

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Solution

The fourth proportional to 74,599.88, 102,952.50 and 41,065.88 is: 56,673.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,599.88 : 102,952.50 = 41,065.88 : x
  2. Step 2: Convert to fraction form
    74,599.88/102,952.50 = 41,065.88/x
  3. Step 3: Cross multiply
    74,599.88x = 102,952.50 × 41,065.88
  4. Step 4: Simplify right side
    74,599.88x = 4,227,835,010.70
  5. Step 5: Solve for x
    x = 4,227,835,010.70/74,599.88
  6. Step 6: Final answer
    x = 56,673.48

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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.