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Finding the Fourth Proportional to 75,060.45, 103,582.50 and 41,068.44

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Solution

The fourth proportional to 75,060.45, 103,582.50 and 41,068.44 is: 56,673.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,060.45 : 103,582.50 = 41,068.44 : x
  2. Step 2: Convert to fraction form
    75,060.45/103,582.50 = 41,068.44/x
  3. Step 3: Cross multiply
    75,060.45x = 103,582.50 × 41,068.44
  4. Step 4: Simplify right side
    75,060.45x = 4,253,971,686.30
  5. Step 5: Solve for x
    x = 4,253,971,686.30/75,060.45
  6. Step 6: Final answer
    x = 56,673.94

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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.