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Finding the Fourth Proportional to 75,060.83, 103,581.81 and 41,068.58

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Solution

The fourth proportional to 75,060.83, 103,581.81 and 41,068.58 is: 56,673.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,060.83 : 103,581.81 = 41,068.58 : x
  2. Step 2: Convert to fraction form
    75,060.83/103,581.81 = 41,068.58/x
  3. Step 3: Cross multiply
    75,060.83x = 103,581.81 × 41,068.58
  4. Step 4: Simplify right side
    75,060.83x = 4,253,957,332.62
  5. Step 5: Solve for x
    x = 4,253,957,332.62/75,060.83
  6. Step 6: Final answer
    x = 56,673.47

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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.