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Finding the Fourth Proportional to 92,858.77, 139,309.08 and 33,694.33

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Solution

The fourth proportional to 92,858.77, 139,309.08 and 33,694.33 is: 50,549.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,858.77 : 139,309.08 = 33,694.33 : x
  2. Step 2: Convert to fraction form
    92,858.77/139,309.08 = 33,694.33/x
  3. Step 3: Cross multiply
    92,858.77x = 139,309.08 × 33,694.33
  4. Step 4: Simplify right side
    92,858.77x = 4,693,926,113.52
  5. Step 5: Solve for x
    x = 4,693,926,113.52/92,858.77
  6. Step 6: Final answer
    x = 50,549.09

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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.