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Finding the Fourth Proportional to 58,757.92, 81,089.04 and 33,611.68

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Solution

The fourth proportional to 58,757.92, 81,089.04 and 33,611.68 is: 46,385.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,757.92 : 81,089.04 = 33,611.68 : x
  2. Step 2: Convert to fraction form
    58,757.92/81,089.04 = 33,611.68/x
  3. Step 3: Cross multiply
    58,757.92x = 81,089.04 × 33,611.68
  4. Step 4: Simplify right side
    58,757.92x = 2,725,538,863.99
  5. Step 5: Solve for x
    x = 2,725,538,863.99/58,757.92
  6. Step 6: Final answer
    x = 46,385.90

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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.