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Finding the Fourth Proportional to 58,473.82, 80,730.77 and 40,562.56

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Solution

The fourth proportional to 58,473.82, 80,730.77 and 40,562.56 is: 56,001.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,473.82 : 80,730.77 = 40,562.56 : x
  2. Step 2: Convert to fraction form
    58,473.82/80,730.77 = 40,562.56/x
  3. Step 3: Cross multiply
    58,473.82x = 80,730.77 × 40,562.56
  4. Step 4: Simplify right side
    58,473.82x = 3,274,646,701.97
  5. Step 5: Solve for x
    x = 3,274,646,701.97/58,473.82
  6. Step 6: Final answer
    x = 56,001.93

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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.