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Finding the Fourth Proportional to 62,589.97, 86,373.81 and 33,910.20

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Solution

The fourth proportional to 62,589.97, 86,373.81 and 33,910.20 is: 46,795.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,589.97 : 86,373.81 = 33,910.20 : x
  2. Step 2: Convert to fraction form
    62,589.97/86,373.81 = 33,910.20/x
  3. Step 3: Cross multiply
    62,589.97x = 86,373.81 × 33,910.20
  4. Step 4: Simplify right side
    62,589.97x = 2,928,953,271.73
  5. Step 5: Solve for x
    x = 2,928,953,271.73/62,589.97
  6. Step 6: Final answer
    x = 46,795.89

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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.