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Finding the Fourth Proportional to 56,015.53, 84,048 and 29,713.82

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Solution

The fourth proportional to 56,015.53, 84,048 and 29,713.82 is: 44,583.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,015.53 : 84,048 = 29,713.82 : x
  2. Step 2: Convert to fraction form
    56,015.53/84,048 = 29,713.82/x
  3. Step 3: Cross multiply
    56,015.53x = 84,048 × 29,713.82
  4. Step 4: Simplify right side
    56,015.53x = 2,497,387,143.36
  5. Step 5: Solve for x
    x = 2,497,387,143.36/56,015.53
  6. Step 6: Final answer
    x = 44,583.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.