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Finding the Fourth Proportional to 58,489.92, 87,734.88 and 16,936.92

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Solution

The fourth proportional to 58,489.92, 87,734.88 and 16,936.92 is: 25,405.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,489.92 : 87,734.88 = 16,936.92 : x
  2. Step 2: Convert to fraction form
    58,489.92/87,734.88 = 16,936.92/x
  3. Step 3: Cross multiply
    58,489.92x = 87,734.88 × 16,936.92
  4. Step 4: Simplify right side
    58,489.92x = 1,485,958,643.77
  5. Step 5: Solve for x
    x = 1,485,958,643.77/58,489.92
  6. Step 6: Final answer
    x = 25,405.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.