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Finding the Fourth Proportional to 58,850.36, 81,214.02 and 31,992.87

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Solution

The fourth proportional to 58,850.36, 81,214.02 and 31,992.87 is: 44,150.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,850.36 : 81,214.02 = 31,992.87 : x
  2. Step 2: Convert to fraction form
    58,850.36/81,214.02 = 31,992.87/x
  3. Step 3: Cross multiply
    58,850.36x = 81,214.02 × 31,992.87
  4. Step 4: Simplify right side
    58,850.36x = 2,598,269,584.04
  5. Step 5: Solve for x
    x = 2,598,269,584.04/58,850.36
  6. Step 6: Final answer
    x = 44,150.45

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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.