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Finding the Fourth Proportional to 32,957.90, 45,481.81 and 17,850.50

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Solution

The fourth proportional to 32,957.90, 45,481.81 and 17,850.50 is: 24,633.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,957.90 : 45,481.81 = 17,850.50 : x
  2. Step 2: Convert to fraction form
    32,957.90/45,481.81 = 17,850.50/x
  3. Step 3: Cross multiply
    32,957.90x = 45,481.81 × 17,850.50
  4. Step 4: Simplify right side
    32,957.90x = 811,872,732.74
  5. Step 5: Solve for x
    x = 811,872,732.74/32,957.90
  6. Step 6: Final answer
    x = 24,633.63

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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.