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Finding the Fourth Proportional to 58,843.48, 81,185.34 and 36,500.44

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Solution

The fourth proportional to 58,843.48, 81,185.34 and 36,500.44 is: 50,359.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,843.48 : 81,185.34 = 36,500.44 : x
  2. Step 2: Convert to fraction form
    58,843.48/81,185.34 = 36,500.44/x
  3. Step 3: Cross multiply
    58,843.48x = 81,185.34 × 36,500.44
  4. Step 4: Simplify right side
    58,843.48x = 2,963,300,631.55
  5. Step 5: Solve for x
    x = 2,963,300,631.55/58,843.48
  6. Step 6: Final answer
    x = 50,359.03

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1.5x scale

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.