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Finding the Fourth Proportional to 58,583.99, 80,846.01 and 31,726.42

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Solution

The fourth proportional to 58,583.99, 80,846.01 and 31,726.42 is: 43,782.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,583.99 : 80,846.01 = 31,726.42 : x
  2. Step 2: Convert to fraction form
    58,583.99/80,846.01 = 31,726.42/x
  3. Step 3: Cross multiply
    58,583.99x = 80,846.01 × 31,726.42
  4. Step 4: Simplify right side
    58,583.99x = 2,564,954,266.47
  5. Step 5: Solve for x
    x = 2,564,954,266.47/58,583.99
  6. Step 6: Final answer
    x = 43,782.51

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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.