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Finding the Fourth Proportional to 58,240.99, 80,362.74 and 32,743.99

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Solution

The fourth proportional to 58,240.99, 80,362.74 and 32,743.99 is: 45,181.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,240.99 : 80,362.74 = 32,743.99 : x
  2. Step 2: Convert to fraction form
    58,240.99/80,362.74 = 32,743.99/x
  3. Step 3: Cross multiply
    58,240.99x = 80,362.74 × 32,743.99
  4. Step 4: Simplify right side
    58,240.99x = 2,631,396,754.93
  5. Step 5: Solve for x
    x = 2,631,396,754.93/58,240.99
  6. Step 6: Final answer
    x = 45,181.18

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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.